Debt Disclosure [Abstract] Line of Credit Facility [Table] Line of Credit Facility [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Enson [Member] Enson [Member] Enson Member. Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] [Domain] for Variable Rate [Axis] London Interbank Offered Rate (LIBOR) [Member] London Interbank Offered Rate (LIBOR) [Member] London Interbank Offered Rate (LIBOR) [Member] Base Rate [Member] Base Rate [Member] Base Rate [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Amended Credit Agreement [Member] Amended Credit Agreement [Member] Amended Credit Agreement [Member] Lender Name [Axis] Lender Name [Axis] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] US Bank [Member] US Bank [Member] US Bank [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Maximum Borrowing Capacity Line of Credit Facility, Maximum Borrowing Capacity Letters of Credit Outstanding, Amount Letters of Credit Outstanding, Amount Subsidiary Ownership Percentage Securing Facility Line of Credit Facility, Covenants, Subsidiary Ownership Percentage Securing Facility Line of Credit Facility, Covenants, Subsidiary Ownership Percentage Securing Facility Basis Spread on Variable Rate Debt Instrument, Basis Spread on Variable Rate Total interest expense on borrowings Interest Expense, Short-term Borrowings Disclosure of Compensation Related Costs, Share-based Payments [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] Stock Options [Member] Stock Options [Member] Non-vested restricted stock award [Member] Restricted Stock [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Total Compensation Cost Not yet Recognized Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized Total Compensation Cost Not yet Recognized, Period for Recognition Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Income Statement [Abstract] Net sales Revenue, Net Cost of sales Cost of Goods and Services Sold Gross profit Gross Profit Research and development expenses Research and Development Expense Selling, general and administrative expenses Selling, General and Administrative Expense Operating income Operating Income (Loss) Interest income (expense), net Interest Income (Expense), Nonoperating, Net Other income (expense), net Nonoperating Income (Expense) Income before provision for income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Provision for income taxes Income Tax Expense (Benefit) Net income Net Income (Loss) Attributable to Parent Earnings per share: Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Shares used in computing earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Segment Reporting [Abstract] Business Segment and Foreign Operations Segment Reporting Disclosure [Text Block] Inventories, Net and Significant Suppliers [Abstract] Inventories net and significant suppliers. Inventories, Net and Significant Suppliers Inventory and Significant Suppliers Disclosure [Text Block] Inventories net and significant suppliers. Statement of Cash Flows [Abstract] Cash provided by (used for) operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Adjustments to reconcile net income to net cash provided by (used for)operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Provision for doubtful accounts Provision for Doubtful Accounts Provision for inventory write-downs Inventory Write-down Deferred income taxes Deferred Income Taxes and Tax Credits Tax benefit from exercise of stock options and vested restricted stock Tax Benefit from Stock Options Exercised and Vested Restricted Stock Tax benefit from stock options exercised and vested restricted stock. Excess tax benefit from stock-based compensation Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating Activities Shares issued for employee benefit plan Shares Issued for Employee Benefit Plan Shares issued for employee benefit plan. Stock-based compensation Share-based Compensation Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Receivables Inventories Increase (Decrease) in Inventories Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Accrued income taxes Increase (Decrease) in Income Taxes Payable Net cash provided by (used for) operating activities Net Cash Provided by (Used in) Operating Activities Cash used for investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Acquisition of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Acquisition of intangible assets Payments to Acquire Intangible Assets Net cash used for investing activities Net Cash Provided by (Used in) Investing Activities Cash provided by (used for) financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Issuance of debt Proceeds from Short-term Debt Payment of debt Repayments of Short-term Debt Proceeds from stock options exercised Proceeds from Stock Options Exercised Treasury stock purchased Payments for Repurchase of Common Stock Excess tax benefit from stock-based compensation Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Financing Activities Net cash provided by (used for) financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash Effect of Exchange Rate on Cash and Cash Equivalents Net increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents at beginning of period Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents at end of period Supplemental Cash Flow Information: Supplemental Cash Flow Information [Abstract] Income taxes paid Income Taxes Paid Interest paid Interest Paid Schedule of Reserve for Excess and Obsolete Inventory Inventory Reserve [Roll Forward] Inventory Reserve [Roll Forward] Balance at Beginning of Period Inventory Valuation Reserves Additions Charged to Costs and Expenses Inventory Reserve Additions To Costs And Expenses Additions to costs and expenses. Sell Through Inventory Sales Inventory sales. Write-offs/FX Effects Inventory Reserve Write offs and FX Effects Charge to cost of goods sold that represents the reduction of the carrying amount of inventory, generally attributable to obsolescence or market conditions. Balance at End of Period Inventory directly written off Inventory Directly Written Off Inventory directly written off. Schedule of Inventories, Net Schedule of Inventory, Current [Table Text Block] Schedule of Reserve for Excess and Obsolete Inventory Inventory Valuation Reserves [Table Text Block] Inventory valuation reserves. Schedule of Purchases from Significant Suppliers to Inventory Schedule of Purchases from Significant Suppliers to Inventory [Table Text Block] Schedule of Purchases to Significant Suppliers to Inventory Schedule of Related Party Transactions Schedule of Related Party Transactions [Table Text Block] Statement of Other Comprehensive Income [Abstract] Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Change in foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Document and Entity Information [Abstract] Document and entity information. Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Schedule of Stock option activity Schedule of Stock Option Activity [Abstract] Schedule of stock option activity. Number of Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Outstanding at December 31, 2012 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Forfeited/cancelled/expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Outstanding at June 30, 2013 Vested and expected to vest at June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Exercisable on June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted-Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] Outstanding at December 31, 2012 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Granted Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Forfeited/cancelled/expired Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Outstanding at June 30, 2013 Vested and expected to vest at June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Exercisable on June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted-Average Remaining Contractual Term Share Based Compensation Arrangement by Share Based Payments Award Options Additional Disclosures [Abstract] Share based compensation arrangement by share based payments award options. Outstanding at June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Vested and expected to vest at June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Exercisable on June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest [Abstract] Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value Outstanding at June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Vested and expected to vest at June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Exercisable on June 30, 2013 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Equity [Abstract] Treasury Stock Schedule of Treasury Stock by Class [Table Text Block] Schedule of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Schedule of Estimated Future Amortization expense Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] 2013 (remaining 6 months) Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2014 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2015 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2016 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2017 Finite-Lived Intangible Assets, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Intangible assets, net Finite-Lived Intangible Assets, Net Schedule Of Long-lived Assets From Geographical Segments [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Segment, Geographical [Domain] United States [Member] UNITED STATES People's Republic of China [Member] CHINA All Other Countries [Member] All Other Countries [Member] All Other Countries [Member] Long-lived Assets from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Schedule of Long-lived Assets Geographic Areas, Long-Lived Assets [Abstract] Long-lived tangible assets Long-Lived Assets Other Income and Expenses [Abstract] Schedule of Components of Other Income (Expense), Net Schedule of Other Nonoperating Income (Expense) [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring [Member] Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value, Measurements, Fair Value Hierarchy [Domain] Level 1 [Member] Fair Value, Inputs, Level 1 [Member] Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Level 3 [Member] Fair Value, Inputs, Level 3 [Member] Estimate of Fair Value, Fair Value Disclosure [Member] Estimate of Fair Value, Fair Value Disclosure [Member] Derivative Instrument Risk [Axis] Derivative Instrument Risk [Axis] Derivative Contract Type [Domain] Derivative Contract Type [Domain] Foreign Exchange Forward [Member] Foreign Exchange Forward [Member] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Not Designated as Hedging Instrument [Member] Not Designated as Hedging Instrument [Member] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Foreign currency exchange futures contracts fair value Foreign Currency Contract, Asset, Fair Value Disclosure Schedule of Entity Wide Expense to Major Suppliers by Reporting Segments Schedule of Entity Wide Expense to Major Suppliers by Reporting Segments [Table] Schedule of Entity Wide Expense to Major Suppliers by Reporting Segments. Supplier [Axis] Supplier [Axis] Share-based Goods and Nonemployee Services Transaction, Supplier [Domain] Share-based Goods and Nonemployee Services Transaction, Supplier [Domain] Significant suppliers Significant Suppliers [Member] Significant Suppliers Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Inventory purchase Inventory Purchase [Member] Inventory Purchase Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Supplier concentration risk Supplier Concentration Risk [Member] Major Customers [Axis] Major Supplier [Axis] Major Supplier [Axis] Name of Major Customer [Domain] Major Supplier [Domain] [Domain] for Major Supplier [Axis] Samsung [Member] Samsung [Member] Samsung. Samjin [Member] Samjin [Member] Samjin [Member] Entity Wide Expense Major Supplier [Line Items] Entity Wide Expense Major Supplier [Line Items] Entity wide expense major supplier. Concentration Risk, Percentage Concentration Risk, Percentage Schedule of Purchases from Significant Suppliers to Inventory Schedule of Significant Suppliers to Inventory [Abstract] Schedule of significant suppliers to inventory. Inventory Purchases Inventory Purchases Inventory Purchases % of Total Inventory Purchases Percentage of Inventory Purchased Net Percentage of inventory purchased net. Schedule of Inventories, Net Inventory, Net [Abstract] Raw materials Inventory Raw Material Gross amount of unprocessed items to be consumed in the manufacturing or production process. Components Inventory Components Inventory components. Work in process Inventory, Work in Process, Gross Finished goods Inventory, Finished Goods, Gross Reserve for excess and obsolete inventory Inventories, net Inventory, Net Accounts Receivable, Net and Revenue Concentrations [Abstract] Accounts receivable, net and revenue concentrations. Schedule of Accounts Receivable Accounts, Notes, Loans and Financing Receivable, Net, Current [Abstract] Trade receivables, gross Accounts Receivable, Gross Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Allowance for sales returns Allowance for Sales Returns Allowance for sales returns. Trade receivables, net Trade Receivables, Net, Current Trade Receivables, Net, Current Other receivables Other Receivables, Net, Current Accounts receivable, net Accounts Receivable, Net, Current Goodwill and Intangible Assets, Net Goodwill and Intangible Assets Disclosure [Text Block] Accounts Receivable Net and Revenue Concentration Disclosure [Text Block] Accounts Receivable Net and Revenue Concentration Disclosure [Text Block] Accounts receivable net and revenue concentrations. Shares Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Non-vested at beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Shares granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Shares Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Shares Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Non-vested at end of period 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 [Roll Forward] Weighted-Average Grant Date Fair Value Non-vested at beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value Non-vested at end of period Commitments and Contingencies Disclosure [Abstract] Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] India Subsidiary [Member] India Subsidiary [Member] India Subsidiary [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan, Percentage of Employees Eligible for Benefits Defined Benefit Plan, Percentage of Employees Eligible for Benefits Percentage of employees eligible for pension benefits under defined benefit pension plan. Defined Benefit Plan, Minimum Service Period of Employees to be Eligible Under Plan Defined Benefit Plan, Minimum Service Period of Employees to be Eligible Under Plan Minimum service period of employees to be eligible under pension plan. Defined Benefit Plan, Number of Days Salary Payable under Termination Resignation or Retirement Defined Benefit Plan, Number of Days Salary Payable under Termination Resignation or Retirement Number of days salary payable under termination, resignation or retirement. Statement of Financial Position [Abstract] Preferred stock, par value Preferred Stock, Par or Stated Value Per Share Preferred stock, shares authorized Preferred Stock, Shares Authorized Preferred stock, shares issued Preferred Stock, Shares Issued Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Common stock, par value Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Treasury stock, shares Treasury Stock, Shares Schedule of basic and diluted earnings per share Earnings Per Share, Basic and Diluted [Abstract] BASIC Earnings Per Share, Basic [Abstract] Weighted-average common shares outstanding Basic earnings per share (in dollars per share) DILUTED Earnings Per Share, Diluted [Abstract] Net income Dilutive effect of stock options and restricted stock Weighted Average Number Diluted Shares Outstanding Adjustment Weighted-average common shares outstanding on a diluted basis Diluted earnings per share (in dollars per share) Schedule of Stock-based Compensation Expense Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Schedule of Stock Option Activity Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Black Scholes Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Non-vested Restricted Stock Awards Activity Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Principles of Consolidation Consolidation, Policy [Policy Text Block] Estimates and Assumptions Policy Use of Estimates, Policy [Policy Text Block] Recent Accounting Pronouncements Policy New Accounting Pronouncements, Policy [Policy Text Block] Employee-related Liabilities, Current [Abstract] Accrued Compensation Accrued Compensation [Text Block] Accrued compensation. Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Stock Options [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Stock options and restricted stock excluded in computation of diluted earning per share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Accrued social insurance Accrued Social Insurance, Current Accrued social insurance current. Accrued salary/wages Accrued Salaries, Current Accrued vacation/holiday Accrued Vacation, Current Accrued bonus Accrued Bonuses, Current Accrued commission Accrued Sales Commission, Current Accrued medical insurance claims Accrued Medical Insurance Claims, Current Accrued Medical Insurance Claims, Current Other accrued compensation Other Employee Related Liabilities, Current Total accrued compensation Employee-related Liabilities, Current Accrued Salaries - 13th Month Salaries Accrued Salaries, Thirteenth Month Amount, Current Accrued Salaries, Thirteenth Month Amount, Current Schedule of Goodwill Goodwill [Roll Forward] Goodwill, Opening balance Goodwill Foreign currency Goodwill, Translation Adjustments Goodwill, Closing balance Earnings Per Share Earnings Per Share [Text Block] Derivatives Derivative Instruments and Hedging Activities Disclosure [Text Block] Cash and Cash Equivalents [Abstract] Schedule of Cash and Cash Equivalents [Table] Schedule of Cash and Cash Equivalents [Table] Asia [Member] Asia [Member] Asia [Member] Europe [Member] Europe [Member] Europe. Cayman Islands [Member] CAYMAN ISLANDS South America [Member] South America [Member] South America. Cash and Cash Equivalents [Line Items] Cash and Cash Equivalents [Line Items] Cash and cash equivalents at fair value Cash and Cash Equivalents, Fair Value Disclosure Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Related Party Vendor [Member] Related Party Vendor [Member] Related Party Vendor [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Ownership Percentage in Third Party by Executive Related Party Transaction, Ownership Percentage in Third Party by Executive Related Party Transaction, Ownership Percentage in Third Party by Executive Inventory Purchases Accounts Payable Accounts Payable, Other % of Accounts Payable Percentage of Accounts Payable Current and Non Current Percentage of accounts payable. Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Derivative [Table] Derivative [Table] Derivative by Currency Position Held [Axis] Derivative by Currency Position Held [Axis] Derivative by Currency Position Held [Axis] Derivative by Currency Position Held [Domain] Derivative by Currency Position Held [Domain] [Domain] for Derivative by Currency Position Held [Axis] Euro Euro Member Countries, Euro Derivative by Settlement Date [Axis] Derivative by Settlement Date [Axis] Derivative by Settlement Date [Axis] Derivative by Settlement Date [Domain] Derivative by Settlement Date [Domain] [Domain] for Derivative by Settlement Date [Axis] July 26, 2013 [Member] July 26, 2013 [Member] July 26, 2013 January 18, 2013 [Member] January 18, 2013 [Member] January 18, 2013 [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Derivative [Line Items] Derivative [Line Items] Derivative, Notional Amount Derivative, Notional Amount Derivative, Forward Exchange Rate Derivative, Forward Exchange Rate Gain (Loss) Recorded at Balance Sheet Date Derivative, Gain (Loss) on Derivative, Net Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Title of Individual [Axis] Title of Individual [Axis] Title of Individual with Relationship to Entity [Domain] Title of Individual with Relationship to Entity [Domain] Employees [Member] Employees [Member] Employees [Member] Outside Directors [Member] Outside Directors [Member] Outside directors. Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs By Report Line [Axis] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line [Axis] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Research and development [Member] Research and Development Expense [Member] Selling, general and administrative [Member] Selling, General and Administrative Expenses [Member] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Stock-based compensation Allocated Share-based Compensation Expense Income tax benefit from the recognition Employee Service Share-based Compensation, Tax Benefit from Compensation Expense Accrued Liabilities, Current [Abstract] Components of Other Accrued Expenses Schedule of Other Accrued Liabilities [Table Text Block] Schedule of other accrued liabilities. ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Accounts receivable, net Receivables, Net, Current Inventories, net Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Income tax receivable Income Taxes Receivable Deferred income taxes Deferred Tax Assets, Net of Valuation Allowance, Current Total current assets Assets, Current Property, plant, and equipment, net Property, Plant and Equipment, Net Goodwill Intangible assets, net Other assets Other Assets, Noncurrent Deferred income taxes Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Line of credit Line of Credit, Current Accrued compensation Accrued sales discounts, rebates and royalties Accrued Sales Discounts Rebates and Royalties Accrued sales discounts rebates and royalties. Accrued income taxes Accrued Income Taxes, Current Deferred income taxes Deferred Tax Liabilities, Net, Current Other accrued expenses Other Accrued Liabilities, Current Total current liabilities Liabilities, Current Long-term liabilities: Liabilities, Noncurrent [Abstract] Deferred income taxes Deferred Tax Liabilities, Net, Noncurrent Income tax payable Accrued Income Taxes, Noncurrent Other long-term liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Commitments and contingencies Commitments and Contingencies Stockholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Preferred stock, $0.01 par value, 5,000,000 shares authorized; none issued or outstanding Preferred Stock, Value, Issued Common stock, $0.01 par value, 50,000,000 shares authorized; 21,839,302 and 21,491,398 shares issued on June 30, 2013 and December 31, 2012, respectively Common Stock, Value, Issued Paid-in capital Additional Paid in Capital, Common Stock Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Retained earnings Retained Earnings (Accumulated Deficit) Stockholders' equity before treasury stock Stockholders' Equity before Treasury Stock Less cost of common stock in treasury, 6,619,048 and 6,516,382 shares on June 30, 2013 and December 31, 2012, respectively Treasury Stock, Value Total stockholders' equity Stockholders' Equity Attributable to Parent Total liabilities and stockholders' equity Liabilities and Equity Income Tax Contingency [Table] Income Tax Contingency [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Federal Jusrisdiction [Member] Domestic Tax Authority [Member] State Jurisdiction [Member] State and Local Jurisdiction [Member] Non U.S Jurisdiction [Member] Foreign Tax Authority [Member] Income Tax Contingency [Line Items] Income Tax Contingency [Line Items] Income tax expense (benefit) Effective tax rate Effective Income Tax Rate, Continuing Operations Unrecognized tax benefits, income tax penalties Expense Unrecognized Tax Benefits, Income Tax Penalties Expense Reversal of unrecognized tax benefits Unrecognized Tax Benefits, Decreases Resulting from Settlements with Taxing Authorities Gross unrecognized tax benefits Unrecognized Tax Benefits Unrecognized tax benefits that would impact effective rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Decrease in unrecognized tax benefits is reasonably possible in next 12 months Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Open tax year Open Tax Year Unrecognized tax benefits, income tax interest and penalties accrued, current Unrecognized Tax Benefits, Income Tax Interest and Penalties Accrued, Current Unrecognized Tax Benefits, Income Tax Interest and Penalties Accrued, Current Unrecognized tax benefits, income tax penalties and interest accrued, noncurrent Unrecognized Tax Benefits, Income Tax Interest and Penalties Accrued, Noncurrent Unrecognized Tax Benefits, Income Tax Interest and Penalties Accrued, Noncurrent Schedule Of Revenues From Geographical Segments [Table] Asia (excluding PRC) [Member] Asia, Excluding The People's Republic of China [Member] Asia, Excluding The People's Republic of China Latin America [Member] Latin America [Member] Latin America [Member] Schedule of Revenues from Geographical Segments [Line Items] Schedule of Net Sales to External Customers by Geographic Area Segment Reporting Information, Revenue for Reportable Segment [Abstract] Total net sales Schedule of Accounts Receivable [Table Text Block] Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule of Allowance for Doubtful Accounts [Table Text Block] Schedule of Allowance for Doubtful Accounts [Table Text Block] Schedule of allowance for doubtful accounts. Schedule of Significant Customers to Net Sales [Table Text Block] Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block] Schedule of Significant Customer(s) to Accounts Receivable [Table Text Block] Schedule of Trade Receivables by Major Customers [Table Text Block] Schedule of trade receivables by major customers. Schedule of Allowance for Doubtful Accounts Allowance for Doubtful Accounts Receivable [Roll Forward] Balance at Beginning of Period Allowance for Doubtful Accounts Receivable Additions to Costs and Expenses Additions to Costs and Expenses Additions to costs and expenses. (Write-offs)/FX Effects Allowance for Doubtful Accounts Receivable, Foreign Exchange Effects, Charge-offs Allowance for Doubtful Accounts Receivable, Foreign Exchange Effects, Charge-offs Balance at End of Period Cash and Cash Equivalents Cash and Cash Equivalents Disclosure [Text Block] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Major Customers [Axis] Major Customers [Axis] Name of Major Customer [Domain] Name of Major Customer [Domain] DIRECTV [Member] DIRECTV [Member] DIRECTV. Revenue, Major Customer [Line Items] Revenue, Major Customer [Line Items] Schedule of Significant Customers to Accounts Receivable, Net Schedule of Significant Customers to Accounts Receivables [Abstract] Schedule of significant customers to accounts receivables. Accounts Receivable Significant Customers- Percentage of Accounts Receivable, Net Entity Wide Accounts Receivables Major Customer Percentage Entity wide accounts receivables major customer percentage. Schedule of Changes in Reserve for Product Warranty Claim Costs Schedule of Product Warranty Liability [Table Text Block] Schedule of Significant Customers to Net sales Schedule of Significant Customers to Net sales [Abstract] Schedule of significant customers to net sales. Net Sales Entity-Wide Revenue, Major Customer, Amount Significant Customers- Percentage to Net Sales Entity-Wide Revenue, Major Customer, Percentage Schedule of Goodwill Schedule of Goodwill [Table Text Block] Schedule of Components of Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of Allocation of Amortization Expense Schedule of Finite-Lived Intangible Assets, Amortization Expense [Table Text Block] Schedule of Finite-Lived Intangible Assets, Amortization Expense [Table Text Block] Schedule of Estimated Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Accounts Receivable, Net and Revenue Concentrations (Textual) [Abstract] Accounts Receivable, Net And Revenue Concentrations (Textual) [Abstract] Accounts receivable, net and revenue concentrations. Allowance for sales return Sales Returns Allowances Goods Sales returns allowances goods. Schedule of Cash and Cash Equivalents by Geographic Region Schedule of Cash and Cash Equivalents by Geographic Region [Table Text Block] Schedule of Cash and Cash Equivalents by Geographic Region [Table Text Block] Components of other accrued expenses Components of Accrued Expense [Abstract] Components of accrued expense. Advertising and marketing Accrued Advertising and Marketing, Current Accrued Advertising and Marketing, Current Duties Accrued Duties Current Accrued duties. Freight Accrued Freight, Current Accrued Freight, Current Product development Accrued Product Development, Current Accrued Product Development, Current Product warranty claim costs Product Warranty Accrual, Current Professional fees Accrued Professional Fees, Current Sales and Value Added Tax Payable Current Sales and Value Added Tax Payable Current Sales and value added tax payable current. Third-party commissions Accrued Sales Commission, Third-party, Current Accrued Sales Commission, Third-party, Current Tooling Accrued Tooling Expenses, Current Tooling expenses. Utilities Accrued Utilities, Current Other Other Accrued Expenses, Current Other Accrued Expenses, Current. Total other accrued expenses Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Schedule of Components of Other Income (Expense), Net Other Cost and Expense Disclosure, Operating [Abstract] Net gain (loss) on foreign currency exchange contracts Gain (Loss) on Derivative Instruments, Net, Pretax Net gain (loss) on foreign currency exchange transactions Foreign Currency Transaction Gain (Loss), before Tax Other income Other Nonoperating Income (Expense) Other income (expense), net Schedule of Derivatives at Fair Value on a Recurring Basis Schedule of Derivative Assets at Fair Value [Table Text Block] Schedule of Futures Contracts Schedule of Derivative Instruments [Table Text Block] Schedule of Black-Scholes Assumptions Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] Weighted average fair value of grants Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected life in years Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Other Income (Expense), Net [Member] Other Income (Expense), Net [Member] Other Income (Expense), Net [Member] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Schedule of Changes in Reserve for Product Warranty Claim Costs Movement in Standard Product Warranty Accrual [Roll Forward] Balance at Beginning of Period Product Warranty Accrual Accruals (Reductions) for Warranties Issued During the Period Product Warranty Accrual, Warranties Issued Settlements (in Cash or in Kind) During the Period Product Warranty Accrual, Payments Balance at End of Period Schedule of Net Sales to External Customers by Geographic Area Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Long-lived Assets Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Cost of Sales [Member] Cost of Sales [Member] Selling, General and Administrative Expenses [Member] 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] Distribution Rights [Member] Distribution Rights [Member] Patents [Member] Patents [Member] Trademarks [Member] Trademarks [Member] Trademarks and Trade Names [Member] Trademarks and Trade Names [Member] Trademarks and trade names. Developed and Core Technology [Member] Developed Technology Rights [Member] Capitalized Software Development Costs [Member] Capitalized Software Development [Member] Capitalized software development. Customer Relationships [Member] Customer Relationships [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Schedule of components of intangible assets Intangible Assets, Net (Excluding Goodwill) [Abstract] Gross Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Finite-Lived Intangible Assets, Fully Amortized, Gross Finite-Lived Intangible Assets, Fully Amortized, Gross Finite-Lived Intangible Assets, Fully Amortized, Gross Amortization expense Amortization of Intangible Assets Number of Disposed Intangible Assets Finite-lived Intangible Assets, Number of Intangibles Disposed of Disposal of long lived assets including intangible assets. Line of Credit Debt Disclosure [Text Block] Gain Contingencies [Table] Gain Contingencies [Table] Gain Contingencies, Nature [Axis] Gain Contingencies, Nature [Axis] Gain Contingency, Nature [Domain] Gain Contingency, Nature [Domain] Patent Lawsuit Against Universal Remote Control [Member] Patent Lawsuit Against Universal Remote Control [Member] Patent Lawsuit Against Universal Remote Control [Member] Gain Contingencies [Line Items] Gain Contingencies [Line Items] Gain contingency, patents allegedly infringed upon, number Gain Contingency, Patents Allegedly Infringed upon, Number Gain Contingency, Patents Allegedly Infringed upon, Number Gain contingency, claims deemed invalid, number Gain Contingency, Claims Deemed Invalid, Number Gain Contingency, Claims Deemed Invalid, Number Gain contingency, claims against defendant, number Gain Contingency, Claims Against Defendant, Number Gain Contingency, Claims Against Defendant, Number Gain contingency, patents found not infringed upon, number Gain Contingency, Patents Found Not Infringed upon, Number Gain Contingency, Patents Found Not Infringed upon, Number Class of Treasury Stock [Table] Class of Treasury Stock [Table] Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Shares repurchased Treasury Stock, Shares, Acquired Cost of shares repurchased Treasury Stock, Value, Acquired, Cost Method Treasury Stock Reissued (shares) Stock Issued During Period, Shares, Treasury Stock Reissued Shares available for repurchase Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased Other Income (Expense), Net Other Income and Other Expense Disclosure [Text Block] Treasury Stock Treasury Stock [Text Block] Stock-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Components of Accrued Compensation Schedule of Accured Compensation [Table Text Block] Schedule of Accured Compensation [Table Text Block] Other Accrued Expenses Other Accrued Expenses [Text Block] Other accrued expenses.