Revenue from Contract with Customer [Abstract]
Number of operating segments
Number of Operating Segments
Leases [Abstract]
Leases
Lessee, Operating Leases [Text Block]
Leases
Lessee, Finance Leases [Text Block]
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies Disclosure [Table]
Commitments And Contingencies Disclosure [Table]
Commitments and Contingencies Disclosure [Table]
Disposal Group Classification [Axis]
Disposal Group Classification [Axis]
Disposal Group Classification [Domain]
Disposal Group Classification [Domain]
Disposed of by Sale
Discontinued Operations, Disposed of by Sale [Member]
Disposal Group Name [Axis]
Disposal Group Name [Axis]
Disposal Group Name [Domain]
Disposal Group Name [Domain]
HSOR
High Speed Optical Receivers Business [Member]
High Speed Optical Receivers Business [Member]
Opto
Optoelectronic Components And Subassemblies [Member]
Optoelectronic Components And Subassemblies [Member]
Counterparty Name [Axis]
Counterparty Name [Axis]
Counterparty Name [Domain]
Counterparty Name [Domain]
Macom
Macom Technology Solutions, Inc. [Member]
Macom Technology Solutions, Inc. [Member]
Purchase Commitment, Excluding Long-term Commitment [Axis]
Purchase Commitment, Excluding Long-term Commitment [Axis]
Purchase Commitment, Excluding Long-term Commitment [Domain]
Purchase Commitment, Excluding Long-term Commitment [Domain]
Tunable Lasers
Tunable Lasers [Member]
Tunable Lasers [Member]
Commitments and Contingencies Disclosure [Line Items]
Commitments And Contingencies Disclosure [Line Items]
Commitments and Contingencies Disclosure [Line Items]
Escrow deposits related to indemnity claims
Disposal Group, Including Discontinued Operation, Consideration, Escrow
Disposal Group, Including Discontinued Operation, Consideration, Escrow
Accounts receivable
Accounts Receivable, after Allowance for Credit Loss
Amount of the escrow balance received
Disposal Group Including Discontinued Operations, Purchase Price Released From Escrow
Disposal Group Including Discontinued Operations, Purchase Price Released From Escrow
Contingent consideration
Disposal Group, Including Discontinued Operation, Contingent Consideration
Disposal Group, Including Discontinued Operation, Contingent Consideration
Non-cancelable purchase order delivery period (in months)
Significant Purchase Commitment Time Period
Significant Purchase Commitment, Time Period
Number of non-cancelable purchase orders executed
Number of Purchase Commitments Executed
Number of Purchase Commitments Executed
Non-cancelable purchase order commitment
Contractual Obligation
Non-cancelable purchase order commitment remained
Purchase Commitment, Remaining Minimum Amount Committed
Minimum royalty payable
Minimum Royalty Payments For Purchase Obligations
Minimum Royalty Payments For Purchase Obligations
Operating lease costs
Operating Lease, Cost
Variable rent costs
Sublease Income
Total rent expense
Lease, Cost
Equity [Abstract]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Award Type [Axis]
Award Type [Axis]
Award Type [Domain]
Award Type [Domain]
Restricted Stock and Restricted Stock Units
Restricted Stock And Restricted Stock Units [Member]
Restricted Stock And Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Unvested Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Beginning balance (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Vested (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Forfeitures (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Ending balance (in shares)
Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Beginning balance (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Vested (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Forfeitures (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Ending balance (in dollars per share)
Aggregate Grant Date Fair Value of Unvested Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value [Abstract]
Beginning balance
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Aggregate Intrinsic Value, Granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Aggregate Intrinsic Value, Granted
Vested
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested
Forfeitures
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Forfeited
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Forfeited
Ending balance
Property, Plant and Equipment [Abstract]
Property and Equipment, Net
Property, Plant and Equipment Disclosure [Text Block]
ROU assets - operating lease
Operating Lease, Right-of-Use Asset
ROU assets - finance lease
Finance Lease, Right-of-Use Asset
Total ROU assets
Lease, Right Of Use Asset
Lease, Right Of Use Asset
Current operating lease liability
Operating Lease, Liability, Current
Current finance lease liability
Finance Lease, Liability, Current
Long-term operating lease liability
Operating Lease, Liability, Noncurrent
Long-term finance lease liability
Finance Lease, Liability, Noncurrent
Total lease liabilities
Lease, Liability
Lease, Liability
Document And Entity Information [Abstract]
Document And Entity Information [Abstract]
Document Type
Document Type
Amendment Flag
Amendment Flag
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Current Reporting Status
Entity Current Reporting Status
Entity Voluntary Filers
Entity Voluntary Filers
Entity Filer Category
Entity Filer Category
Entity Emerging Growth Company
Entity Emerging Growth Company
Entity Small Business
Entity Small Business
Entity Shell Company
Entity Shell Company
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Entity Public Float
Entity Public Float
Share-based Payment Arrangement, Option, Exercise Price Range [Table]
Share-based Payment Arrangement, Option, Exercise Price Range [Table]
Exercise Price Range [Axis]
Exercise Price Range [Axis]
Exercise Price Range [Domain]
Exercise Price Range [Domain]
$0.61 - 6.55
Exercise Price Range One [Member]
Exercise Price Range One [Member]
$1.18 - 7.37
Exercise Price Range Two [Member]
Exercise Price Range Two [Member]
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, lower range (in dollars per share)
Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit
Range of exercise prices, upper range (in dollars per share)
Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit
Options outstanding (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Options outstanding, weighted average remaining life in years
Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Remaining Contractual Term
Options outstanding, weighted average exercise price (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Options exercisable (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Options exercisable, weighted average remaining life in years
Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Remaining Contractual Term
Weighted average exercise price of options exercisable (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Total Intrinsic Value of Options Exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Total Fair Value of Options Vested
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value
Discontinued Operations and Disposal Groups [Abstract]
Net revenues
Disposal Group, Including Discontinued Operation, Revenue
Cost of revenues
Disposal Group, Including Discontinued Operation, Costs of Goods Sold
Operating expenses
Disposal Group, Including Discontinued Operation, Operating Expense
Other (income)/expenses
Disposal Group, Including Discontinued Operation, Other Income (Expense)
Disposal Group, Including Discontinued Operation, Other Income (Expense)
Income before income taxes
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax
Allocated tax expense
Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period
Operating income from discontinued operations
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax
Gain on sale, net of related income taxes
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax
Net income from discontinued operations
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Income Statement [Abstract]
Tax effect on gain from sale of discontinued operations
Discontinued Operation, Tax Effect of Gain (Loss) from Disposal of Discontinued Operation
Business Combinations [Abstract]
Allocation of the Purchase Consideration
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Schedule of Preliminary Identifiable Intangible Assets Acquired and their Estimated Lives
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Unaudited Pro Forma Financial Information
Business Acquisition, Pro Forma Information [Table Text Block]
Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table]
Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Common Stock
Common Stock [Member]
Plan Name [Axis]
Plan Name [Axis]
Plan Name [Domain]
Plan Name [Domain]
2016 Equity Incentive Plan
2016 Equity Incentive Plan [Member]
2016 Equity Incentive Plan [Member]
Stock Options
Share-based Payment Arrangement, Option [Member]
Restricted Stock
Restricted Stock [Member]
Restricted Stock Units (RSUs)
Restricted Stock Units (RSUs) [Member]
Legal Entity [Axis]
Legal Entity [Axis]
Entity [Domain]
Entity [Domain]
Carilion Clinic
Carilion Clinic [Member]
Carilion Clinic [Member]
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Domain]
Class of Stock [Domain]
Series A Convertible Preferred Stock
Series A Preferred Stock [Member]
Title of Individual [Axis]
Title of Individual [Axis]
Title of Individual [Domain]
Title of Individual [Domain]
Member of Board of Directors
Director [Member]
Sale of Stock [Axis]
Sale of Stock [Axis]
Sale of Stock [Domain]
Sale of Stock [Domain]
Employees
Employees [Member]
Employees [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Senior convertible promissory notes principal amount converted
Debt Conversion, Original Debt, Amount
Accrued interest converted
Conversion Of Accrued Interest To Convertible Preferred Stock
Conversion Of Accrued Interest To Convertible Preferred Stock
Preferred stock issued in exchange of notes payable (in shares)
Conversion of Stock, Shares Issued
Percentage of dividend payable on series A convertible preferred stock
Preferred Stock, Dividend Rate, Percentage
Preferred stock liquidation preference value
Preferred Stock, Liquidation Preference, Value
Preferred stock to common stock conversion (in shares)
Stock Issued During Period, Shares, Conversion of Convertible Securities
Shares of common stock dividends (in shares)
Common Stock Dividends, Shares
Shares available for future grant (in shares)
Common Stock, Capital Shares Reserved for Future Issuance
Stock option contractual term
Share Based Compensation Arrangement By Share Based Payment Award Options Contractual Term
Share Based Compensation Arrangement by Share Based Payment Award, Options, Contractual Term
Vesting period
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Weighted average grant date fair value of options granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Options outstanding, remaining contractual term
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Weighted average remaining service period related to compensation recognition
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Unamortized stock option expense to be recognized
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount
Shares issued (in shares)
Share-based compensation vesting installments
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Number Of Vesting Installments
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Number Of Vesting Installments
Share-based Compensation, vested (in shares)
Share-based compensation, issuable upon vesting (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, issuable upon vesting
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Issuable upon Vesting
Share-based compensation, percentage
Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Outstanding Stock Maximum
Share-based compensation, revenue and operating Income (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Revenue and Operating Income
Share-based Compensation Arrangement by Share-based Payment Award, Revenue and Operating Income
Shares vested (in shares)
Stock based compensation expense
Share-based Payment Arrangement, Expense
Stock-based compensation expense expected to be recognized
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Unamortized restricted stock and restricted stock units expense to be recognized
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and Summary of Significant Accounting Policies
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]
Debt Disclosure [Abstract]
Interest expense on Term Loans
Interest Expense, Debt, Excluding Amortization
Amortization of debt issuance costs
Amortization of Debt Issuance Costs
Other interest expense
Interest Expense, Other
Total interest expense, net
Interest Expense
Inventory Disclosure [Abstract]
Finished goods
FIFO Inventory Amount
Work-in-process
Inventory, Work in Process, Gross
Raw materials
Inventory, Raw Materials and Supplies, Gross
Total Inventory
Inventory, Gross
Income Tax Disclosure [Abstract]
Current:
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal
Current Federal Tax Expense (Benefit)
State
Current State and Local Tax Expense (Benefit)
Deferred federal
Deferred Federal Income Tax Expense (Benefit)
Deferred state
Deferred State and Local Income Tax Expense (Benefit)
Income tax (benefit)/expense
Income Tax Expense (Benefit)
Statement of Stockholders' Equity [Abstract]
Statement [Table]
Statement [Table]
Preferred Stock
Preferred Stock [Member]
Treasury Stock
Treasury Stock [Member]
Additional Paid in Capital
Additional Paid-in Capital [Member]
Accumulated Deficit
Retained Earnings [Member]
Statement [Line Items]
Statement [Line Items]
Increase (Decrease) in Stockholders' Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)
Shares, Outstanding
Beginning balance
Stockholders' Equity Attributable to Parent
Exercise of stock options and warrants (in shares)
Stock Issued During Period, Shares, New Issues
Exercise of stock options and warrants
Stock Issued During Period, Value, New Issues
Stock-based compensation (in shares)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture
Stock-based compensation
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture
Non cash compensation (in shares)
Stock Issued During Period, Shares, Restricted Stock Award, Gross
Non-cash compensation
Stock Issued During Period, Value, Restricted Stock Award, Gross
Stock dividends (in shares)
Stock dividends
Dividends, Preferred Stock
Preferred stock to common stock conversion
Stock Issued During Period, Value, Conversion of Convertible Securities
Forfeitures of restricted stock grants (in shares)
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited
Forfeitures of restricted stock grants
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures
Purchase of treasury stock (in shares)
Treasury Stock, Shares, Acquired
Purchase of treasury stock
Treasury Stock, Value, Acquired, Cost Method
Net income
Net Income (Loss) Attributable to Parent
Ending balance (in shares)
Ending balance
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Micron Optics, Inc.
Micron Optics, Inc. [Member]
Micron Optics, Inc. [Member]
General Photonics, Inc.
General Photonics, Inc. [Member]
General Photonics, Inc. [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Accounts receivable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Inventory
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Other current assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Property and equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Identifiable intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill
Goodwill
Goodwill
Accounts payable and accrued expenses
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Liabilities, Accounts Payable And Accrued Expenses
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Liabilities, Accounts Payable And Accrued Expenses
Total purchase consideration
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table]
Segments [Axis]
Segments [Axis]
Segments [Domain]
Segments [Domain]
Products and Licensing
Product And Licensing Segment [Member]
Product and Licensing Segment [Member]
Technology Development
Technology Development Segment [Member]
Technology Development Segment [Member]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation
Revenue, Remaining Performance Obligation, Amount
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]
SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]
Deferred tax valuation allowance
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]
Allowances for doubtful accounts
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of Period
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount
Additions
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense
Deductions
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction
Balance at end of period
Significant Accounting Policies [Table]
Significant Accounting Policies [Table]
Significant Accounting Policies [Table]
Financial Instrument [Axis]
Financial Instrument [Axis]
Financial Instruments [Domain]
Financial Instruments [Domain]
U.S. Treasury Obligations
US Treasury Securities [Member]
Variable Rate [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Variable Rate [Domain]
Prime Rate
Prime Rate [Member]
Lender Name [Axis]
Lender Name [Axis]
Line of Credit Facility, Lender [Domain]
Line of Credit Facility, Lender [Domain]
Silicon Valley Bank
Silicon Valley Bank [Member]
Silicon Valley Bank [Member]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Term Loan
Medium-term Notes [Member]
Statistical Measurement [Axis]
Statistical Measurement [Axis]
Statistical Measurement [Domain]
Statistical Measurement [Domain]
Minimum
Minimum [Member]
Maximum
Maximum [Member]
Significant Accounting Policies [Line Items]
Significant Accounting Policies [Line Items]
Significant Accounting Policies [Line Items]
Allowance for uncollectible receivables
Accounts Receivable, Allowance for Credit Loss, Current
Cash equivalents
Cash Equivalents, at Carrying Value
Cash in excess of FDIC insured limits
Cash, Uninsured Amount
Debt, additional interest above prime rate
Debt Instrument, Basis Spread on Variable Rate
Finite lived intangible asset, useful life
Finite-Lived Intangible Asset, Useful Life
Research, development and engineering
Research and Development Expense
Common stock equivalents included for diluted per share data (in shares)
Weighted Average Number Diluted Shares Outstanding Adjustment
Advertising expense
Advertising Expense
Quarterly Financial Information Disclosure [Abstract]
Disaggregation of Revenue [Table]
Disaggregation of Revenue [Table]
Product and Service [Axis]
Product and Service [Axis]
Product and Service [Domain]
Product and Service [Domain]
Products and licensing
Products And Licensing [Member]
Products And Licensing [Member]
Technology development
Technology Development [Member]
Technology Development [Member]
Disaggregation of Revenue [Line Items]
Disaggregation of Revenue [Line Items]
Revenues:
Revenues [Abstract]
Total revenues
Revenue from Contract with Customer, Excluding Assessed Tax
Gross margin
Gross Profit
Operating (loss)/income
Operating Income (Loss)
Net income/(loss) from continuing operations
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Income from discontinued operations net of income taxes
Net income attributable to common stockholders
Net Income (Loss) Available to Common Stockholders, Basic
Net income/(loss) per share from continuing operations:
Earnings Per Share From Continuing Operations [Abstract]
Earnings Per Share From Continuing Operations [Abstract]
Basic (in dollars per share)
Income (Loss) from Continuing Operations, Per Basic Share
Diluted (in dollars per share)
Income (Loss) from Continuing Operations, Per Diluted Share
Net income per share from discontinued operations:
Earnings Per Share From Discontinued Operations [Abstract]
Earnings Per Share From Discontinued Operations [Abstract]
Basic (in dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share
Diluted (in dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
Net income attributable to common stockholders:
Earnings Per Share, Basic and Diluted [Abstract]
Basic (in dollars per share)
Earnings Per Share, Basic
Diluted (in dollars per share)
Earnings Per Share, Diluted
Weighted average shares:
Weighted Average Number Basic And Diluted Shares Outstanding [Abstract]
Weighted Average Number Basic And Diluted, Shares Outstanding [Abstract]
Basic (in shares)
Weighted Average Number of Shares Outstanding, Basic
Diluted (in shares)
Weighted Average Number of Shares Outstanding, Diluted
Statement of Financial Position [Abstract]
Preferred stock, par value (in dollars per share)
Preferred Stock, Par or Stated Value Per Share
Preferred stock authorized (in shares)
Preferred Stock, Shares Authorized
Preferred stock issued (in shares)
Preferred Stock, Shares Issued
Preferred stock outstanding (in shares)
Preferred Stock, Shares Outstanding
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common stock authorized (in shares)
Common Stock, Shares Authorized
Common stock issued (in shares)
Common Stock, Shares, Issued
Common stock outstanding (in shares)
Common Stock, Shares, Outstanding
Treasury stock (in shares)
Treasury Stock, Shares
Revenue Recognition
Revenue from Contract with Customer [Text Block]
Schedule of Disaggregation of Revenue
Disaggregation of Revenue [Table Text Block]
Schedule of Components of Contract Balances
Contract with Customer, Asset and Liability [Table Text Block]
Assets
Assets [Abstract]
Current assets:
Assets, Current [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Accounts receivable, net
Accounts Receivable, after Allowance for Credit Loss, Current
Receivable from sale of HSOR business
Nontrade Receivables, Current
Contract assets
Contract with Customer, Asset, Net, Current
Inventory, net
Inventory, Net
Prepaid expenses and other current assets
Prepaid Expense and Other Assets, Current
Total current assets
Assets, Current
Property and equipment, net
Property, Plant and Equipment, Net
Intangible assets, net
Intangible Assets, Net (Excluding Goodwill)
Goodwill
Long term contract assets
Contract with Customer, Asset, Net, Noncurrent
Other assets
Other Assets, Noncurrent
Deferred tax asset
Deferred Income Tax Assets, Net
Total assets
Assets
Liabilities and stockholders’ equity
Liabilities and Equity [Abstract]
Current liabilities:
Liabilities, Current [Abstract]
Current portion of long-term debt obligations
Long-term Debt, Current Maturities
Current portion of capital lease obligations
Capital Lease Obligations, Current
Accounts payable
Accounts Payable, Current
Accrued liabilities
Accrued Liabilities, Current
Contract liabilities
Contract with Customer, Liability, Current
Total current liabilities
Liabilities, Current
Long-term portion of deferred rent
Deferred Rent Credit, Noncurrent
Other long-term liabilities
Other Liabilities, Noncurrent
Long-term capital lease obligations
Capital Lease Obligations, Noncurrent
Total liabilities
Liabilities
Commitments and contingencies (Note 14)
Commitments and Contingencies
Stockholders’ equity:
Stockholders' Equity Attributable to Parent [Abstract]
Preferred stock, par value $0.001, 1,321,514 shares authorized, 0 and 1,321,514 shares issued and outstanding at December 31, 2019 and 2018, respectively
Preferred Stock, Value, Issued
Common stock, par value $0.001, 100,000,000 shares authorized, 31,788,896 and 29,209,506 shares issued, 30,149,105 and 27,956,401 shares outstanding at December 31, 2019 and 2018, respectively
Common Stock, Value, Issued
Treasury stock at cost, 1,639,791 and 1,253,105 shares at December 31, 2019 and 2018, respectively
Treasury Stock, Value
Additional paid-in capital
Additional Paid in Capital
Accumulated deficit
Retained Earnings (Accumulated Deficit)
Total stockholders’ equity
Total liabilities and stockholders’ equity
Liabilities and Equity
Income Taxes [Table]
Income Taxes [Table]
Income Taxes [Table]
Consolidated Entities [Axis]
Consolidated Entities [Axis]
Consolidated Entities [Domain]
Consolidated Entities [Domain]
Luna
Parent Company [Member]
API
Consolidated Entity Excluding Variable Interest Entities (VIE) [Member]
Income Taxes [Line Items]
Income Taxes [Line Items]
Income Taxes [Line Items]
Net operating loss carryforwards
Operating Loss Carryforwards
Reduction in deferred tax asset due to Tax Act
Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense
Tax benefit from release of valuation allowance
Excess Tax Benefit from Share-based Compensation, Operating Activities
Nature of Operations
Nature Of Operations [Policy Text Block]
Nature Of Operations
Consolidation Policy
Consolidation, Policy [Policy Text Block]
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Products, Licensing Revenues and Technology Development Revenues
Revenue from Contract with Customer [Policy Text Block]
Allowance for Uncollectible Receivables
Allowance For Uncollectible Accounts Receivable [Policy Text Block]
Allowance For Uncollectible Accounts Receivable [Policy Text Block]
Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Fair Value Measurements
Fair Value of Financial Instruments, Policy [Policy Text Block]
Property and Equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Intangible Assets
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Goodwill
Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block]
Research, Development and Engineering
Research and Development Expense, Policy [Policy Text Block]
Impairment of Long-Lived Assets
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Inventory
Inventory, Policy [Policy Text Block]
Net Income per Share
Earnings Per Share, Policy [Policy Text Block]
Stock-Based Compensation
Share-based Payment Arrangement [Policy Text Block]
Advertising
Advertising Cost [Policy Text Block]
Income Taxes
Income Tax, Policy [Policy Text Block]
Recent Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
Options Outstanding, Number of Shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Beginning balance (in shares)
Forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Exercised (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures
Ending balance (in shares)
Options Outstanding, Price per Share Range
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Roll Forward]
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Roll Forward]
Beginning balance, lower limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Lower Range Limit Balance
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Lower Range Limit Balance
Beginning balance, upper limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Upper Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Limit
Forfeited, lower limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Forfeitures In Period Exercise Price Range Lower Range Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Forfeitures in Period, Exercise Price Range, Lower Range Limit
Forfeited, upper limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Forfeitures In Period Exercise Price Range Upper Range Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Forfeitures in Period, Exercise Price Range, Upper Range Limit
Exercised, lower limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Exercised In Period Exercise Price Range Lower Range Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Exercised in Period, Exercise Price Range, Lower Range Limit
Exercised, upper limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Exercised In Period Exercise Price Range Upper Range Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Exercised in Period, Exercise Price Range, Upper Range Limit
Granted, lower limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Grants In Period Exercise Price Range Lower Range Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Grants in Period, Exercise Price Range, Lower Range Limit
Granted, upper limit (in dollars per share)
Share Based Compensation Shares Authorized Under Stock Option Plans Grants In Period Exercise Price Range Upper Range Limit
Share Based Compensation, Shares Authorized under Stock Option Plans, Grants in Period, Exercise Price Range, Upper Range Limit
Ending balance, lower limit (in dollars per share)
Ending balance, upper limit (in dollars per share)
Options Outstanding, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Beginning balance (in dollars per share)
Forfeited (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
Exercised (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Granted (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Ending balance (in dollars per share)
Options outstanding, aggregate intrinsic value beginning balance
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Options outstanding, aggregate intrinsic value ending balance
Options exercisable, beginning balance (in shares)
Options exercisable, ending balance (in shares)
Options exercisable, weighted average exercise price, beginning balance (in dollars per share)
Options exercisable, weighted average exercise price, ending balance (in dollars per share)
Options exercisable, aggregate intrinsic value, beginning balance
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Options exercisable, aggregate intrinsic value, ending balance
Segment Reporting [Abstract]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Depreciation
Depreciation
Amortization
Amortization of Intangible Assets
Inventory
Inventory Disclosure [Text Block]
Payables and Accruals [Abstract]
Accrued Liabilities
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
Receivables [Abstract]
Billed
Billed Contracts Receivable
Other
Other Receivables, Gross, Current
Accounts Receivable, before Allowance for Credit Loss, Current
Accounts Receivable, before Allowance for Credit Loss, Current
Less: allowance for doubtful accounts
Accounts Receivable, after Allowance for Credit Loss, Current
Property and Equipment, Net
Property, Plant and Equipment [Table Text Block]
Business Acquisitions
Business Combination Disclosure [Text Block]
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Debt
Debt Disclosure [Text Block]
Statement of Cash Flows [Abstract]
Cash flows provided by/(used in) operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by/(used in) operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation and amortization
Depreciation, Depletion and Amortization, Nonproduction
Stock-based compensation
Share-based Payment Arrangement, Noncash Expense
Loss on disposal of fixed assets
Gain (Loss) on Disposition of Property Plant Equipment
Gain on sale of discontinued operations, net of income taxes
Tax benefit from release of valuation allowance
Bad debt
Accounts Receivable, Credit Loss Expense (Reversal)
Changes in operating assets and liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable
Increase (Decrease) in Accounts Receivable
Contract assets
Increase (Decrease) in Contract with Customer, Asset
Inventory
Increase (Decrease) in Inventories
Other assets
Increase (Decrease) in Other Operating Assets
Other long-term assets
Increase (Decrease) in Other Noncurrent Assets
Accounts payable and accrued expenses
Increase (Decrease) in Accounts Payable and Accrued Liabilities
Contract liabilities
Increase (Decrease) in Contract with Customer, Liability
Net cash provided by/(used in) operating activities
Net Cash Provided by (Used in) Operating Activities
Cash flows (used in)/provided by investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Acquisition of property and equipment
Payments to Acquire Property, Plant, and Equipment
Proceeds from sale of property and equipment
Proceeds from Sale of Property, Plant, and Equipment
Intangible property costs
Payments to Acquire Intangible Assets
Acquisition of Micron Optics, net
Payments to Acquire Businesses, Net of Cash Acquired
Acquisition of General Photonics Corporation, net
Payments to Acquire Business Two, Net of Cash Acquired
Proceeds from sale of discontinued operations, net
Proceeds from Divestiture of Businesses
Net cash (used in)/provided by investing activities
Net Cash Provided by (Used in) Investing Activities
Cash flows used in financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Payments on debt obligations
Repayments of Debt
Payments on finance lease obligations
Repayments of Long-term Capital Lease Obligations
Purchase of treasury stock
Payments for Repurchase of Common Stock
Proceeds from the exercise of options and warrants
Proceeds From Stock Option And Warrant Exercises
Proceeds From Stock Option And Warrant Exercises
Net cash used in financing activities
Net Cash Provided by (Used in) Financing Activities
Net change in cash and cash equivalents
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
Cash and cash equivalents—beginning of period
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
Cash and cash equivalents—end of period
Supplemental disclosure of cash flow information
Supplemental Cash Flow Information [Abstract]
Cash paid for interest
Interest Paid, Excluding Capitalized Interest, Operating Activities
Cash paid for income taxes
Income Taxes Paid
Non-cash investing and financing activity:
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Contingent liability for business combination
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability
Common stock issued pursuant to restricted stock vesting
Stock Issued
Dividend on preferred stock
Dividend On Preferred Stock, Value Of Common Stock Issuable
Dividend On Preferred Stock, Value Of Common Stock Issuable
Reconciliation of Assets from Segment to Consolidated [Table]
Reconciliation of Assets from Segment to Consolidated [Table]
Products and Licensing
Technology Development
Segment Reporting, Asset Reconciling Item [Line Items]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets
Property plant and equipment, and intangible assets
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill [Roll Forward]
Goodwill [Roll Forward]
Balance as of December 31, 2018
Goodwill resulting from business combination - GP
Goodwill, Acquired During Period
Measurement Period Adjustment - MOI
Goodwill, Purchase Accounting Adjustments
Balance as of December 31, 2019
Amortization expense
Cost of revenues:
Cost of Goods and Services Sold [Abstract]
Total cost of revenues
Cost of Goods and Services Sold
Gross profit
Operating expense:
Operating Expenses [Abstract]
Selling, general and administrative
Selling, General and Administrative Expense
Total operating expense
Operating Expenses
Operating income
Other income/(expense):
Nonoperating Income (Expense) [Abstract]
Other expense, net
Other Nonoperating Income (Expense)
Investment income
Investment Income, Nonoperating
Interest expense, net
Interest Income (Expense), Nonoperating, Net
Total other income
Nonoperating Income (Expense)
Income from continuing operations before income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
Income tax benefit/(expense)
Net income from continuing operations
Operating income from discontinued operations, net of income tax expenses ($183,921)
Gain on sale, net of income tax expenses ($1,572,244)
Net income
Less: Preferred stock dividend
Preferred Stock Dividends, Income Statement Impact
Net income attributable to common stockholders
Net income per share from continuing operations:
Net income per share from discontinued operations:
Net income per share attributable to common stockholders:
Earnings Per Share [Abstract]
Weighted average shares:
Weighted Average Number Of Share Outstanding [Abstract]
Weighted Average Number Of Share Outstanding [Abstract]
Finance lease cost:
Lease, Cost [Abstract]
Amortization of right-of-use assets
Finance Lease, Right-of-Use Asset, Amortization
Interest on lease liabilities
Finance Lease, Interest Expense
Total finance lease cost
Finance Lease Cost
Finance Lease Cost
Other information:
Cash Flow Lessee [Abstract]
Cash Flow Lessee [Abstract]
Operating cash flows from operating leases
Operating Lease, Payments
Finance cash flows from finance leases
Finance Lease, Principal Payments
Right-of-use assets obtained in exchange for new finance lease liabilities
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability
Weighted-average remaining lease term (years) - operating leases
Operating Lease, Weighted Average Remaining Lease Term
Weighted-average remaining lease term (years) - finance leases
Finance Lease, Weighted Average Remaining Lease Term
Weighted-average discount rate - operating leases
Operating Lease, Weighted Average Discount Rate, Percent
Weighted-average discount rate - finance leases
Finance Lease, Weighted Average Discount Rate, Percent
Concentration Risk [Table]
Concentration Risk [Table]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Revenues
Revenue from Contract with Customer Benchmark [Member]
Concentration Risk Type [Axis]
Concentration Risk Type [Axis]
Concentration Risk Type [Domain]
Concentration Risk Type [Domain]
Geographic Concentration Risk
Geographic Concentration Risk [Member]
Geographical [Axis]
Geographical [Axis]
Geographical [Domain]
Geographical [Domain]
Outside of the United States
Non-US [Member]
China
CHINA
Concentration Risk [Line Items]
Concentration Risk [Line Items]
Number of operating segments
Number of Reportable Segments
Percentage of total revenues by customer
Concentration Risk, Percentage
Income Taxes
Income Tax Disclosure [Text Block]
Lessee, Lease, Description [Table]
Lessee, Lease, Description [Table]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Office Equipment
Office Equipment [Member]
Lessee, Lease, Description [Line Items]
Lessee, Lease, Description [Line Items]
Operating leases contract terms
Lessee, Operating Lease, Term of Contract
Finance leases contract terms
Lessee, Finance Lease, Term of Contract
Useful life
Property, Plant and Equipment, Useful Life
Rent expense
Operating Leases, Rent Expense
Deferred Compensation Plan
Non-Employee Director Deferred Compensation Plan [Member]
Non-Employee Director Deferred Compensation Plan [Member]
Number of Stock Units
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Beginning balance (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted
Ending balance (in shares)
Weighted Average Grant Date Fair Value per Share
Intrinsic value, outstanding
2020
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
2021
Finite-Lived Intangible Assets, Amortization Expense, Year Two
2022
Finite-Lived Intangible Assets, Amortization Expense, Year Three
2023
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2024
Finite-Lived Intangible Assets, Amortization Expense, Year Five
2025 and beyond
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Finite lived intangible assets, net
Finite-Lived Intangible Assets, Net
Schedule of Lease Components
Assets And Liabilities, Lessee [Table Text Block]
Assets And Liabilities, Lessee
Schedule of Other Information Related to Leases
Lease, Cost [Table Text Block]
Schedule of Future Minimum Lease Payments
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Finance Lease Payments
Finance Lease, Liability, Maturity [Table Text Block]
Risks and Uncertainties [Abstract]
Relationship with Major Customers
Concentration Risk Disclosure [Text Block]
2020
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months
2021
Lessee, Operating Lease, Liability, Payments, Due Year Two
2022
Lessee, Operating Lease, Liability, Payments, Due Year Three
2023
Lessee, Operating Lease, Liability, Payments, Due Year Four
2024 and beyond
Lessee, Operating Lease, Liability, Payments, Due Year Five
Total future minimum lease payments
Lessee, Operating Lease, Liability, Payments, Due
Less: Interest
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Total operating lease liabilities
Operating Lease, Liability
Current operating lease liability
Revenue
Business Acquisition, Pro Forma Revenue
Income from continuing operations
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax
Building
Buildings and Improvements, Gross
Equipment
Machinery and Equipment, Gross
Furniture and fixtures
Furniture and Fixtures, Gross
Software
Capitalized Computer Software, Gross
Leasehold improvements
Leasehold Improvements, Gross
Property, plant and equipment, gross, total
Property, Plant and Equipment, Gross
Less—accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property and equipment, net
Quarterly Results (unaudited)
Quarterly Financial Information [Text Block]
Schedule of Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Equipment
Equipment [Member]
Furniture and fixtures
Furniture and Fixtures [Member]
Software
Computer Software, Intangible Asset [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Property plant and equipment useful life
Schedule of Interest Expense
Schedule Of Debt Issuance Costs [Table Text Block]
Schedule Of Debt Issuance Costs Table [Text Block]
Deferred Income Tax Assets And Liabilities [Table]
Deferred Income Tax Assets And Liabilities [Table]
Deferred Income Tax Assets And Liabilities [Table]
Net operating loss carryforwards- Luna
Net operating loss carryforwards- API
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Net operating loss carryforwards - state
State and Local Jurisdiction [Member]
Net operating loss carryforwards- Canada
Foreign Tax Authority [Member]
Deferred Income Tax Assets And Liabilities [Line Items]
Deferred Income Tax Assets And Liabilities [Line Items]
Deferred Income Tax Assets And Liabilities [Line Items]
Bad debt and inventory reserve
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts
Inventory adjustment
Deferred Tax Liabilities, Inventory
UNICAP
Deferred Tax Assets, Property, Plant and Equipment
Deferred revenue
Deferred Tax Assets, Deferred Income
ASC842 Lease Accounting (DTA)
Deferred Tax Assets, Operating Lease, Liability
Deferred Tax Assets, Operating Lease, Liability
ASC842 Lease Accounting (DTL)
Deferred Tax Liabilities, Operating Lease, Right Of Use Assets
Deferred Tax Liabilities, Operating Lease, Right Of Use Assets
Depreciation and amortization
Deferred Tax Liabilities, Property, Plant and Equipment
Net operating loss carryforwards
Deferred Tax Assets, Operating Loss Carryforwards
Accrued liabilities
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities
Deferred compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits
Stock-based compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
Restricted stock
Deferred Tax Assets, Restricted Stock
Deferred Tax Assets, Restricted Stock
State bonus
Deferred Tax Assets, State Taxes
Performance based compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation
Transaction costs
Deferred Tax Assets, Transaction Costs, Noncurrent
Deferred Tax Assets, Transaction Costs, Noncurrent
Total
Deferred Tax Assets, Gross
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Net deferred tax asset
Deferred Tax Assets, Net of Valuation Allowance
Components of Income Tax Expense
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Deferred Tax Assets and Liabilities
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Reconciliation of Income Tax Benefit (Expense)
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Stockholders' Equity
Stockholders' Equity Note Disclosure [Text Block]
Schedule of Quarterly Financial Information
Quarterly Financial Information [Table Text Block]
Schedule of Goodwill
Schedule of Goodwill [Table Text Block]
Valuation and Qualifying Accounts
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Components of Inventory
Schedule of Inventory, Current [Table Text Block]
Retirement Benefits [Abstract]
Percentage of employer's matching contributions to a defined contribution plan that vests
Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage
Percentage of employees' gross pay for which employer contributes a matching contribution
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
Contribution to employee compensation plan by employer
Defined Benefit Plan, Plan Assets, Contributions by Employer
Risk-free interest rate range
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Expected life of option-years
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Expected stock price volatility
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Expected dividend yield
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Property and Equipment Estimated Useful Lives
Schedule Of Property Plant And Equipment Useful Life [Table Text Block]
Schedule Of Property Plant And Equipment Useful Life Table [Text Block]
Schedule of the Cumulative Effect of Adoption of Topic 842
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
Employee Profit Sharing Plan
Compensation and Employee Benefit Plans [Text Block]
Discontinued Operations
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Goodwill
Goodwill Disclosure [Text Block]
Increase in net contract assets (liablities)
Contract with Customer, Asset, Cumulative Catch-up Adjustment to Revenue, Change in Measure of Progress
Contract assets
Contract with Customer, Asset, after Allowance for Credit Loss
Contract liabilities
Contract with Customer, Liability
Net contract assets
Contract With Customer Assets (Liabilities), Net
Contract With Customer Assets (Liabilities), Net
Disposal Groups, Including Discontinued Operations [Table]
Disposal Groups, Including Discontinued Operations [Table]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale price
Disposal Group, Including Discontinued Operation, Consideration, Gross
Disposal Group, Including Discontinued Operation, Consideration, Gross
Adjusted purchase price
Disposal Group, Including Discontinued Operation, Consideration
Assets held for sale
Disposal Group, Including Discontinued Operation, Assets Held-For-Sale Adjustments
Disposal Group, Including Discontinued Operation, Assets Held-For-Sale Adjustments
Liabilities held for sale
Disposal Group, Including Discontinued Operation, Liabilities Held-For-Sale Adjustments
Disposal Group, Including Discontinued Operation, Liabilities Held-For-Sale Adjustments
Transaction costs
Disposal Group, Including Discontinued Operation, Transaction Cost, Adjustments
Disposal Group, Including Discontinued Operation, Transaction Cost, Adjustments
Return of working capital
Disposal Group, Including Discontinued Operation, Return Of Working Capital
Disposal Group, Including Discontinued Operation, Return Of Working Capital
Income tax expense
Gain on sale of discontinued operations
Schedule of Accrued Liabilities
Schedule of Accrued Liabilities [Table Text Block]
2020
Finance Lease, Liability, Payments, Due Next Twelve Months
2021
Finance Lease, Liability, Payments, Due Year Two
2022
Finance Lease, Liability, Payments, Due Year Three
2023
Finance Lease, Liability, Payments, Due Year Four
2024 and beyond
Finance Lease, Liability, Payments, Due Year Five
Total future minimum lease payments
Finance Lease, Liability, Payment, Due
Less: Interest
Finance Lease, Liability, Undiscounted Excess Amount
Total finance lease liabilities
Finance Lease, Liability
Current finance lease liability
Long-term finance lease liability
Authorized share repurchase amount
Stock Repurchase Program, Authorized Amount
Purchase of treasury stock (in shares)
Amount of stock repurchased
Summary of Intangible Assets
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Estimated Aggregate Amortization Based on Net Value of Intangible Assets
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Technology development
Products And Services, Technology Development [Member]
Products And Services, Technology Development [Member]
Test, measurement and sensing systems
Products And Services, Optical Test And Measurement Systems [Member]
Products And Services, Optical Test And Measurement Systems [Member]
Other
Products And Services, Other [Member]
Products And Services, Other [Member]
United States
UNITED STATES
Asia
Asia [Member]
Europe
Europe [Member]
Canada, Central and South America
Canada, Central, And South America [Member]
Canada, Central, And South America [Member]
All Others
Other Countries [Member]
Other Countries [Member]
Contract with Customer, Basis of Pricing [Axis]
Contract with Customer, Basis of Pricing [Axis]
Contract with Customer, Basis of Pricing [Domain]
Contract with Customer, Basis of Pricing [Domain]
Fixed-price contracts
Fixed-price Contract [Member]
Cost-type contracts
Cost-Type Contract [Member]
Cost-Type Contract [Member]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Domain]
Timing of Transfer of Good or Service [Domain]
Goods transferred at a point in time
Transferred at Point in Time [Member]
Goods/services transferred over time
Transferred over Time [Member]
Customer [Axis]
Customer [Axis]
Customer [Domain]
Customer [Domain]
Sales to the U.S. government
United States Government [Member]
United States Government [Member]
U.S. direct commercial sales and other
United States Direct Commercial Sales And Other [Member]
United States Direct Commercial Sales And Other [Member]
Foreign commercial sales & other
Foreign Commercial Sales And Other [Member]
Foreign Commercial Sales And Other [Member]
Consolidated Revenues
Revenue Benchmark [Member]
Billed Trade Receivables
Accounts Receivable [Member]
Concentration percentage
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Debt, face amount
Debt Instrument, Face Amount
Long-term debt obligation
Long-term Debt
Effective interest rate
Debt Instrument, Interest Rate, Effective Percentage
Inventory used to secure debt
Debt Instrument, Collateral Amount
New Accounting Pronouncements or Change in Accounting Principle [Table]
New Accounting Pronouncements or Change in Accounting Principle [Table]
Adjustments for New Accounting Pronouncements [Axis]
Adjustments for New Accounting Pronouncements [Axis]
Type of Adoption [Domain]
Type of Adoption [Domain]
Accounting Standards Update 2016-02
Accounting Standards Update 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Liabilities
Liabilities [Abstract]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Developed technology
Technology-Based Intangible Assets [Member]
In process research and development
In Process Research and Development [Member]
Customer base
Customer Relationships [Member]
Trade names
Trade Names [Member]
Cash payments for acquisition, net of cash acquired
Income recognized since acquisition
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Revenue recognized since acquisition
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual
Cash consideration to purchase business
Payments to Acquire Businesses, Gross
Cash paid at closing
Payments To Acquire Businesses, Gross, Paid At Closing
Payments To Acquire Businesses, Gross Paid At Closing
Remaining purchase price placed in escrow
Payments To Acquire Businesses, Gross, Placed In Escrow
Payments To Acquire Businesses, Gross, Placed In Escrow
Contingent consideration
Business Combination, Contingent Consideration, Liability
Contingent liability, fair value
Contingent Consideration Classified as Equity, Fair Value Disclosure
Acquisition costs, operating income
Acquisition Costs, Period Cost
Discount rate used to estimate fair value of acquired finite-lived intangible assets
Business Combination, Finite-Lived Intangible Assets Acquired, Assumptions Used To Estimate Fair Value, Discount Rate
Business Combination, Finite-Lived Intangible Assets Acquired, Assumptions Used To Estimate Fair Value, Discount Rate
Acquisition related costs
Business Combination, Acquisition Related Costs
Financial Information About Segments
Segment Reporting Disclosure [Text Block]
Accounts Receivable, net
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Initial purchase price
Proceeds from divestiture
Contingent consideration
Acquisition of property, plant and equipment for discontinued operations
Capital Expenditure, Discontinued Operations
Intangible property costs
Disposal Group, Including Discontinued Operation, Intangible Property Costs
Disposal Group, Including Discontinued Operation, Intangible Property Costs
Depreciation and amortization from discontinued operations
Depreciation and Amortization, Discontinued Operations
Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]
Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Intangible Assets, Net
Intangible Assets Disclosure [Text Block]
Accrued compensation
Employee-related Liabilities, Current
Contingent consideration - GP
Loss Contingency, Accrual, Current
Accrued professional fees
Accrued Professional Fees, Current
Accrued income tax
Accrued Income Taxes, Current
Deferred rent
Accrued Rent, Current
Current operating lease liability
Accrued royalties
Accrued Royalties, Current
Accrued liabilities-other
Other Accrued Liabilities, Current
Working capital payable - MOI
Working Capital Payable, Current
Working Capital Payable, Current
Customer deposits
Due to Related Parties, Current
Total accrued liabilities
Income tax expense at federal statutory rate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
State taxes, net of federal tax effects
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
Change in valuation allowance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
Incentive stock options
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Percent
Provision to return adjustments
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
Meals and entertainment
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Meals and Entertainment, Percent
AMT Carryover
Effective Income Tax Rate Reconciliation, Alternative Minimum Tax Carryover, Percent
Effective Income Tax Rate Reconciliation, Alternative Minimum Tax Carryover, Percent
Other permanent differences
Effective Income Tax Rate Reconciliation Permanent Differences
Effective Income Tax Rate Reconciliation, Permanent Differences
Income tax (benefit)/expense
Effective Income Tax Rate Reconciliation, Percent
Key Components of Discontinued Operations
Disposal Groups, Including Discontinued Operations [Table Text Block]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]
Remaining performance obligation
Revenue, Remaining Performance Obligation, Percentage
Activity of Stock Options
Share-based Payment Arrangement, Option, Activity [Table Text Block]
Assumptions used to Estimate Fair Value of Option Granted
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Activity of Stock Option by Exercise Price Range
Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block]
Activity of Restricted Stock
Nonvested Restricted Stock Shares Activity [Table Text Block]
Activity of Restricted Stock Units
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]
Components of Accounts Receivable, net
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Information about Results of Operations for Each Segment
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Patent costs
Patents [Member]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Finite lived intangible assets gross
Finite-Lived Intangible Assets, Gross
In-process research and development
Indefinite-lived Intangible Assets (Excluding Goodwill)
Intangible assets, gross
Intangible Assets, Gross (Excluding Goodwill)
Accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Intangible assets, net