Fair Value, Inputs, Level 1 [Member]
Fair Value, Hierarchy [Axis]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3 [Member]
Land Improvements [Member]
Property, Plant and Equipment, Type [Axis]
Building and improvements [Member]
Machinery and equipment [Member]
Furniture and fixtures [Member]
Computer equipment and software [Member]
Transportation equipment [Member]
Term loan 1
Debt Instrument [Axis]
Term loan 2
Line of Credit
Line of Credit 2
Line of Credit 3
Term Loan 3
Note payable
Note payable 2
US Bank loans
China Banks
Taiwan bank
Cost of goods sold [Member]
Income Statement Location [Axis]
Research and development [Member]
Sales and marketing [Member]
General and administrative [Member]
Employee Stock Options
Award Type [Axis]
Minimum
Range [Axis]
Maximum
Prior Plans
Plan Name [Axis]
1998 Plan
2000 Plan
2004 Plan
2006 Plan
Series A Preferred Stock [Member]
Class of Stock [Axis]
Series C Preferred Stock [Member]
Series D Preferred Stock [Member]
Series E Preferred Stock [Member]
Series F Preferred Stock [Member]
Series G Preferred Stock [Member]
United States
Geographical [Axis]
Taiwan
China
Buildings [Member]
Leasehold Improvements [Member]
Taiwan banks [Member]
Cisco Systems [Member]
Amazon [Member]
Biogenomics [Member]
Scenario [Axis]
Preferred stock warrants [Member]
Restricted Stock Units
Patents [Member]
Finite-Lived Intangible Assets by Major Class [Axis]
Trademarks [Member]
CATV markets [Member]
StatementBusinessSegments [Axis]
Internet data center [Member]
FTTH markets [Member]
Other markets [Member]
Legal Entity [Axis]
Cisco Systems, Inc. [Member]
Biogenomics Corp. [Member]
Global [Member]
AOI - Taiwan [Member]
Line of Credit 4
$6.00 - $6.75
Exercise Price Range [Axis]
$6.76 - $8.25
Foreign Accounts
China, Yuan Renminbi
Currency [Axis]
United States of America, Dollars
Short-term Loan with Shareholders [Member]
2013 Plan
Sales Revenue, Segment [Member]
Concentration Risk Benchmark [Axis]
Ten Customers
Customer [Axis]
Biogenomics Corp [Member]
Accounts Receivable [Member]
Five Customers [Member]
Antidilutive Securities [Axis]
Preferred Stock Warrants
Preferred Stock
Equity Components [Axis]
Common Stock
Additional Paid-in Capital
Accumulated deficit
Accumulated other comprehensive gain
Line of Credit 5
$8.26 - $9.48
$9.49 - $11.55
$11.56 - $13.49
$13.50 - $13.84
Warrants
Document And Entity Information
Entity Registrant Name
Entity Central Index Key
Document Type
Document Period End Date
Amendment Flag
Current Fiscal Year End Date
Is Entity a Well-known Seasoned Issuer?
Is Entity a Voluntary Filer?
Is Entity's Reporting Status Current?
Entity Filer Category
Entity Public Float
Entity Common Stock, Shares Outstanding
Document Fiscal Period Focus
Document Fiscal Year Focus
Statement of Financial Position [Abstract]
ASSETS
Current Assets
Cash and cash equivalents
Restricted cash
Short-term investments
Accounts receivable - trade, net of allowance of $43 and $42, respectively
Inventories
Notes receivable
Prepaid expenses and other current assets
Total current assets
Property, plant and equipment, net of $32,412 and $28,145, respectively
Land use rights, net
Intangible assets, net
Other assets, net
TOTAL ASSETS
LIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities
Current portion of notes payable and long-term debt
Accounts payable
Bank acceptance payable
Accrued liabilities
Total current liabilities
Notes payable and long-term debt, less current portion
Other long-term liabilities
TOTAL LIABILITIES
Stockholders' equity (deficit):
Preferred Stock; 5,000 shares authorized; no shares issued and outstanding at December 31, 2014 or 2013, respectively, $0.001 par value
Common Stock; 45,000 shares authorized; 14,824 shares issued and outstanding at December 31, 2014, $0.001 par value; 12,644 shares issued and outstanding at December 31, 2013, $0.001 par value
Additional paid-in capital
Accumulated other comprehensive gain
Accumulated deficit
TOTAL STOCKHOLDERS' EQUITY
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts receivable allowance
Accumulated depreciation
Preferred Stock par value
Preferred Stock shares authorized
Preferred Stock shares issued
Preferred Stock shares outstanding
Common stock par value
Common stock shares authorized
Common stock shares issued
Common stock shares outstanding
Income Statement [Abstract]
Revenue, net
Cost of goods sold
Gross profit
Operating expenses
Research and development
Sales and marketing
General and administrative
Total operating expenses
Income (loss) from operations
Other income (expense)
Interest income
Interest expense
Other income (expense), net
Total other expense
Income (loss) before income taxes
Income taxes
Net income (loss)
Net income (loss) per share - Basic
Net income (loss) per share - Diluted
Weighted average shares used to compute net income (loss) per share: basic
Weighted average shares used to compute net income (loss) per share: Diluted
Statement of Comprehensive Income [Abstract]
Net income (loss)
Foreign currency translation adjustment, net of tax of $0, $0 and $0
Comprehensive income (loss)
Foreign currency translation tax
Statement [Table]
Statement [Line Items]
Beginning balance, shares
Beginning balance, value
Public offering of common stock, net, shares
Public offering of common stock, net, value
Convert preferred stock common stock upon public offering, shares
Convert preferred stock common stock upon public offering, value
Preferred stock issued, net, shares
Preferred stock issued, net, value
Issuance of shares under equity plans, shares
Issuance of shares under equity plans, value
Stock options exercised, shares
Stock options exercised, value
Stock based compensation
Issuance of warrants
Warrants exercised, shares issued
Warrants exercised, value
Foreign currency translation adjustment
Ending balance, shares
Ending balance, value
Statement of Cash Flows [Abstract]
Operating activities:
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Provision for obsolete inventory
Depreciation and amortization
Loss on disposal of assets
Share-based compensation and warrant expense
Changes in operating assets and liabilities:
Accounts receivable
Bank acceptance receivable
Inventory
Other current assets
Accounts payable
Accrued liabilities
Net cash provided by (used in) operating activities
Investing activities:
Purchase of short-term investments
Purchase of property, plant and equipment
Proceeds from disposal of equipment
Deposits and deferred charges
Purchase of intangible assets
Net cash used in investing activities
Financing activities:
Proceeds from issuance of notes payable and long-term debt
Principal payments of long-term debt and notes payable
Proceeds from line of credit borrowings
Repayments of line of credit borrowings
Proceeds from bank acceptance payable
Repayments of bank acceptance payable
Repayments of note payable
Repayments of shareholder loans
Decrease (increase) in restricted cash
Exercise of stock options
Exercise of warrants
Proceeds from common stock offering, net
Issuance of preferred stock, net
Net cash provided by financing activities
Effect of exchange rate changes on cash
Net increase in cash
Cash and cash equivalents at beginning of year
Cash and cash equivalents at end of year
Supplemental disclosure of cash flow information:
Cash paid for:
Interest
Income taxes
Non-cash investing and financing activities:
Purchase of intangible assets with notes payable
Conversion of shareholders' loan to preferred stock
Organization, Consolidation and Presentation of Financial Statements [Abstract]
ORGANIZATION AND OPERATIONS
Accounting Policies [Abstract]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Earnings Per Share [Abstract]
EARNINGS PER SHARE
Inventory Disclosure [Abstract]
4. INVENTORIES
Property, Plant and Equipment [Abstract]
PROPERTY, PLANT AND EQUIPMENT
Goodwill and Intangible Assets Disclosure [Abstract]
INTANGIBLE ASSETS
Fair Value Disclosures [Abstract]
FAIR VALUE OF FINANCIAL INSTRUMENTS
Debt Disclosure [Abstract]
NOTES PAYABLE AND LONG-TERM DEBT
I. Short-term Loan With Shareholders
SHORT-TERM LOAN WITH SHAREHOLDERS
Payables and Accruals [Abstract]
ACCRUED LIABILITIES
Other Income and Expenses [Abstract]
OTHER INCOME AND EXPENSE
Income Tax Disclosure [Abstract]
INCOME TAXES
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
SHARE-BASED COMPENSATION
Equity [Abstract]
STOCKHOLDERS' EQUITY
Segment Reporting [Abstract]
SEGMENT AND GEOGRAPHIC INFORMATION
P. Major Customers
MAJOR CUSTOMERS
Compensation and Retirement Disclosure [Abstract]
EMPLOYEE BENEFIT PLANS
Commitments and Contingencies Disclosure [Abstract]
COMMITMENTS AND CONTINGENCIES
Related Party Transactions [Abstract]
RELATED PARTY TRANSACTIONS
Subsequent Events [Abstract]
SUBSEQUENT EVENTS
Quarterly Financial Information Disclosure [Abstract]
SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)
Basis of Presentation
Use of Estimates
Foreign Currency Translation
Fair Value
Cash and Cash Equivalents
Restricted Cash/Compensating Balances
Short-Term Investments
Accounts Receivable/Allowance for Doubtful Accounts
Bank Acceptance Receivable
Concentration of Credit Risk and Significant Customers
Inventories
Property, Plant and Equipment
Intangible Assets
Impairment of Long-Lived Assets
Comprehensive Income (Loss)
Share-based Compensation
Revenue Recognition
Product Warranty
Advertising Costs
Research and Development
Income Taxes
New Accounting Standards Adopted in this Report
Reverse Stock Split
Property, Plant and Equipment
Computation of basic and diluted net loss per share
Schedule of potentially dilutive securites
Schedule of inventories
Schedule of property, plant and equipment
Intangible assets
Amortization expense for intangible assets
Schedule of assets and liabilities at fair value
Schedule of notes payable and long-term debt
Maturities of notes payable and long-term debt
Schedule of accrued liabilities
Schedule of other income and expense
Income or loss from operations before income taxes
Net deferred tax assets and liabilities
Provision for income tax expense
Reconciliation of the U.S. federal income tax rate
Unrecognized tax benefit
Summary of option activity
Options outstanding
Summary of RSU activity
Fair value of employee stock options
Schedule of employee stock-based compensation expenses
Revenue and asset information by geographic region
Minimum rental commitments under noncancellable leases
Related parties activities
Selected Quarterly Financial Data
Property, plant and equipment useful lives
Estimated useful lives
Cash in excess of FDIC insurance
Restricted cash
Certificates of deposit
Pledged certificate of deposit for line of credit
Accrued warranty
Advertising Costs
Numerator:
Denominator:
Weighted average shares used to compute net income (loss) per share
Basic
Effective of dilutive options and warrants
Diluted
Net income (loss) per share
Basic
Diluted
Potentially dilutive securities excluded from EPS
Raw materials
Work in process
Finished goods
Inventories
Lower of cost or market adjustment for inventory
Property, plant and equipment, gross
Less accumulated depreciation and amortization
Property, plant and equipment
Construction in progress
Land
Property, plant and equipment, net
Depreciation expense
Gross Amount
Accumulated amortization
Intangible assets, net
2015
2016
2017
2018
2019
Thereafter
Amortization expense for intangible assets
Amortization expense for intangible assets
Assets:
Cash and cash equivalents
Restricted cash
Short term investments
Notes receivable
Total assets
Liabilities:
Total liabilities
Notes payable and long-term debt total
Current portion of notes payable and long-term debt
Long term portion of notes payable and long-term debt
Bank acceptance notes
Debt maturity date
Interest rate
Maturities of notes payable and long-term debt
2015
2016
2017
2018
2019
Total outstanding
Unused borrowing capacity
Revolving line of credit amount outstanding
Revolving line of credit maximum borrowing capacity
Interest rate on line of credit
I. Short-term Loan With Shareholders Details Narrative
Warrants exercised
Accrued payroll
Accrued employee benefits
Accrued income taxes
Accrued state and local taxes
Advance payments
Accrued product warranty
Accrued other
Total accrued liabilities
Unrealized foreign exchange gain (loss)
Realized foreign exchange gain (loss)
Government subsidy income
Other non-operating gain (loss)
Gain (loss) on disposal of assets
Total other income and expense
Domestic
Foreign (loss) income
Total income (loss)
Current
Federal
State
Foreign
Total
Deferred:
Federal
State
Foreign
Total
Income tax expense
NOL Carryforward
Inventory reserves
AMT credit
Unrealized gains and losses
Stock compensation
Fixed assets and intangibles
Impairment loss
Other
Deferred tax assets, gross
Less valuation allowance
Deferred tax assets, net
Expected (benefit) taxes
Non-deductible expenses
Foreign rate differences
Increase (decrease) in valuation allowance
Section 382 limitation
Other
Tax expense
Unrecognized tax benefits
Gross increases - tax positions in prior period
Gross decreases - tax positions in prior period
Gross increases - tax positions in current period
Settlements
Lapse of statute of limitations
Unrecognized tax benefits
Valuation allowance increase (decrease)
Net operating loss carryforward
Loss carryforward expiration date
Research and development tax credits
Number of Shares
Outstanding, beginning balance
Granted
Exercised
Forfeited
Expired
Outstanding, ending balance
Exericsable, ending balance
Vested and expected to vest
Weighted Average Exercise Price
Outstanding, beginning balance
Granted
Exercised
Forfeited
Expired
Outstanding, ending balance
Exericsable, ending balance
Vested and expected to vest
Weighted Average Fair Value
Outstanding, beginning balance
Granted
Exercised
Forfeited
Expired
Outstanding, ending balance
Exericsable, ending balance
Vested and expected to vest
Weighted Average Remaining Contractual Life
Outstanding, ending balance
Exericsable, ending balance
Vested and expected to vest
Aggregate Intrinsic Value
Granted
Exercised
Forfeited
Expired
Aggregate intrinsic value, outstanding
Exericsable, ending balance
Vested and expected to vest
Number of shares outstanding
Weighted average remaining contractual life (years)
Weighted average exercise price
Number of shares exercisable
Weighted average remaining contractual life (years)
Weighted average exercise price
Number of shares
Outstanding, beginning balance
Granted
Exercised/Released
Cancelled/Forfeited
Outstanding, ending balance
Weighted Average Fair Value
Outstanding, beginning balance
Granted
Exercised/Released
Cancelled/Forfeited
Outstanding, ending balance
Expected volatility
Risk-free interest rate
Expected term (years)
Expected dividend yield
Estimated forfeitures
Total share-based compensation expense
Compensation cost on unvested options not yet recognized
Compensation cost unrecognized weighted average period
Aggregate intrinsic value of options outstanding
Revenues
Long-lived assets
Segments [Axis]
Concentration percentage
Concentration risk
Pension expense
2015
2016
2017
2018
2019
2020-2029
Total
Rent expense
Consulting service fees
Interest expense
Revenue
Gross profit
Gross margin
Operating expenses:
Total operating expenses
Income (loss) from operations
Interest and other income (expense), net
Net income before taxes
Income taxes
Net income (loss) per share - basic
Net income (loss) per share - diluted
Accrued payments
Custom Element.
Custom Element.
Custom Element.
custom:BankAcceptanceReceivablePolicyTextBlock
Custom Element.
Custom Element.
Custom Element.
Cash paid for
custom:ChinaBanksMember
Custom Element.
Custom Element.
Consulting service fees
Denominator
Weighted Average Exercise Price
Custom Element.
Fair value assumptions estimated forfeiture rate
custom:FairValuePolicyTextBlock
Custom Element.
Custom Element.
Custom Element.
Government subsidy income
Gross margin
custom:IntangibleAssetsTableTextBlock
Internet Data Center.
custom:LineOfCredit2Member
custom:LineOfCredit3Member
Custom Element.
Custom Element.
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Net income loss per share.
custom:NotePayable1Member
custom:NotePayable2Member
Number of Shares
Numerator
Other Markets.
custom:Plan1998Member
custom:Plan2000Member
custom:Plan2004Member
custom:Plan2006Member
custom:Plan2013Member
Pledged certificate of deposit for line of credit
Preferred stock issued, net, amount
Preferred stock issued, net, shares
Custom Element.
Custom Element.
Custom Element.
Purchase of intangible assets with notes payable
Custom Element.
Custom Element.
Custom Element.
Custom Element.
Custom Element.
Custom Element.
Restricted cash fair value disclosure
custom:ReverseStockSplitPolicyTextBlock
Custom Element.
Custom Element.
Custom Element.
Custom Element.
Custom Element.
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Custom Element.
Custom Element.
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Custom Element.
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custom:TermLoan2Member
custom:TermLoan3Member
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Warrants exercised, shares issued
Warrants exercised, value
Custom Element.
Custom Element.
Assets, Current
Assets
Liabilities, Current
Liabilities
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax
Retained Earnings (Accumulated Deficit)
Stockholders' Equity Attributable to Parent
Liabilities and Equity
Interest Expense
Other Nonoperating Expense
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Shares, Outstanding
Stock Issued During Period, Value, New Issues
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property
Increase (Decrease) in Accounts Receivable
Increase (Decrease) in Accounts and Other Receivables
Increase (Decrease) in Inventories
Increase (Decrease) in Other Current Assets
Increase (Decrease) in Accounts Payable
Increase (Decrease) in Accrued Liabilities
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Payments to Acquire Short-term Investments
Increase (Decrease) in Deferred Charges
Payments to Acquire Intangible Assets
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Repayments of Debt
Repayments of Lines of Credit
Repayments of Bank Debt
Repayments of Notes Payable
Repayments of Related Party Debt
Increase (Decrease) in Restricted Cash
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Cash and Cash Equivalents, Period Increase (Decrease)
Inventory, Policy [Policy Text Block]
Property, Plant and Equipment [Table Text Block]
Restricted Cash and Cash Equivalents, Current
Marketing and Advertising Expense
Finite-Lived Intangible Assets, Accumulated Amortization
Finite-Lived Intangible Assets, Net
Amortization of Intangible Assets
Cash and Cash Equivalents, Fair Value Disclosure
RestrictedCashAndCashEquivalentsFairValueDisclosure
Notes Receivable, Fair Value Disclosure
Maturities of Long-term Debt [Abstract]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
Long-term Debt, Maturities, Repayments of Principal in Year Two
Long-term Debt, Maturities, Repayments of Principal in Year Three
Long-term Debt, Maturities, Repayments of Principal in Year Four
Long-term Debt, Maturities, Repayments of Principal in Year Five
Current Income Tax Expense (Benefit)
Deferred Federal Income Tax Expense (Benefit)
Deferred State and Local Income Tax Expense (Benefit)
Deferred Foreign Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit)
Deferred Tax Assets, Gross
Deferred Tax Assets, Valuation Allowance
Deferred Tax Assets, Net of Valuation Allowance
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Unrecognized Tax Benefits
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExcerciseWeightedAverageGrantDateFairValue
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValueGranted
ExercisedAggregateIntrinsicValue
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValueForfeited
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValueExpired
AggregateIntrinsicValueExericsable
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Remaining Contractual Term
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Expirations
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Operating Leases, Future Minimum Payments, Due in Two Years
Operating Leases, Future Minimum Payments, Due in Three Years
Operating Leases, Future Minimum Payments, Due in Four Years
Operating Leases, Future Minimum Payments, Due in Five Years
Operating Leases, Future Minimum Payments Due
FairValuePolicyTextBlock