Entity Central Index Key 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 Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Income Statement [Abstract] Statement [Table] Statement [Table] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Product Product [Member] Service and Other Service Other [Member] Statement [Line Items] Statement [Line Items] Revenue Revenue From Contract With Customer Excluding Assessed Tax Cost of revenue Cost Of Goods And Services Sold Gross margin Gross Profit Research and development Research And Development Expense Sales and marketing Selling And Marketing Expense General and administrative General And Administrative Expense Operating income Operating Income Loss Other income, net Nonoperating Income Expense Income before income taxes Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments Provision for income taxes Income Tax Expense Benefit Net income (loss) Net Income Loss Earnings (loss) per share: Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Weighted average shares outstanding: Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Diluted Weighted Average Number Of Diluted Shares Outstanding Statement Of Income And Comprehensive Income [Abstract] Net income (loss) Other comprehensive income (loss), net of tax: Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Net change related to derivatives Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax Net change related to investments Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax Translation adjustments and other Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Other comprehensive income (loss) Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Comprehensive income (loss) Comprehensive Income Net Of Tax Statement Of Financial Position [Abstract] Assets Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Short-term investments Short Term Investments Total cash, cash equivalents, and short-term investments Cash Cash Equivalents And Short Term Investments Accounts receivable, net of allowance for doubtful accounts of $354 and $377 Accounts Receivable Net Current Inventories Inventory Net Other Other Assets Current Total current assets Assets Current Property and equipment, net of accumulated depreciation of $33,082 and $29,223 Property Plant And Equipment Net Operating lease right-of-use assets Operating Lease Right Of Use Asset Equity investments Long Term Investments Goodwill Goodwill Intangible assets, net Finite Lived Intangible Assets Net Other long-term assets Other Assets Noncurrent Total assets Assets Liabilities and stockholders’ equity Liabilities And Stockholders Equity [Abstract] Current liabilities: Liabilities Current [Abstract] Accounts payable Accounts Payable Current Current portion of long-term debt Long Term Debt Current Accrued compensation Employee Related Liabilities Current Short-term income taxes Accrued Income Taxes Current Short-term unearned revenue Contract With Customer Liability Current Other Other Liabilities Current Total current liabilities Liabilities Current Long-term debt Long Term Debt Noncurrent Long-term income taxes Accrued Income Taxes Noncurrent Long-term unearned revenue Contract With Customer Liability Noncurrent Deferred income taxes Deferred Tax Liabilities Noncurrent Operating lease liabilities Operating Lease Liability Noncurrent Other long-term liabilities Other Liabilities Noncurrent Total liabilities Liabilities Commitments and contingencies Commitments And Contingencies Stockholders’ equity: Stockholders Equity [Abstract] Common stock and paid-in capital – shares authorized 24,000; outstanding 7,683 and 7,677 Common Stocks Including Additional Paid In Capital Retained earnings Retained Earnings Accumulated Deficit Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Total stockholders’ equity Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity Accounts receivable, allowance for doubtful accounts Allowance For Doubtful Accounts Receivable Current Property and equipment, accumulated depreciation Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Common stock, shares authorized Common Stock Shares Authorized Common stock, outstanding Common Stock Shares Outstanding The aggregate net amount of depreciation, amortization, and accretion recognized during an accounting period, and other operating transactions that are not included elsewhere in the statement of cash flows. Represents losses (gains) included in earnings for the period as a result of selling or holding securities and derivatives. The cash outflow associated with the acquisitions of businesses, net of the cash acquired from the purchases, and purchases of intangible and other assets. The cash inflow associated with the sale of all investments during the period. Statement Of Cash Flows [Abstract] Operations Net Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net income (loss) to net cash from operations: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation, amortization, and other Depreciation Amortization And Other Stock-based compensation expense Share Based Compensation Net recognized gains on investments and derivatives Gain Loss On Investments And Derivative Instruments Deferred income taxes Deferred Income Tax Expense Benefit Changes in operating assets and liabilities: Increase Decrease In Operating Capital [Abstract] Accounts receivable Increase Decrease In Accounts Receivable Inventories Increase Decrease In Inventories Other current assets Increase Decrease In Other Current Assets Other long-term assets Increase Decrease In Other Noncurrent Assets Accounts payable Increase Decrease In Accounts Payable Unearned revenue Increase Decrease In Contract With Customer Liability Income taxes Increase Decrease In Accrued Income Taxes Payable Other current liabilities Increase Decrease In Other Current Liabilities Other long-term liabilities Increase Decrease In Other Noncurrent Liabilities Net cash from operations Net Cash Provided By Used In Operating Activities Financing Net Cash Provided By Used In Financing Activities [Abstract] Proceeds from issuance of short-term debt, maturities of 90 days or less, net Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less Proceeds from issuance of debt Proceeds From Debt Maturing In More Than Three Months Repayments of debt Repayments Of Debt Maturing In More Than Three Months Common stock issued Proceeds From Issuance Of Common Stock Common stock repurchased Payments For Repurchase Of Common Stock Common stock cash dividends paid Payments Of Dividends Common Stock Other, net Proceeds From Payments For Other Financing Activities Net cash used in financing Net Cash Provided By Used In Financing Activities Investing Net Cash Provided By Used In Investing Activities [Abstract] Additions to property and equipment Payments To Acquire Property Plant And Equipment Acquisition of companies, net of cash acquired, and purchases of intangible and other assets Acquisitions Net Of Cash Acquired And Purchases Of Intangible And Other Assets Purchases of investments Payments To Acquire Investments Maturities of investments Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities Sales of investments Proceeds From Investments Securities lending payable Increase Decrease In Collateral Held Under Securities Lending Net cash used in investing Net Cash Provided By Used In Investing Activities Effect of foreign exchange rates on cash and cash equivalents Effect Of Exchange Rate On Cash And Cash Equivalents Net change in cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Statement Of Stockholders Equity [Abstract] Equity Components [Axis] Statement Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common stock and paid-in capital Common Stock Including Additional Paid In Capital [Member] Retained earnings Retained Earnings [Member] Accumulated other comprehensive Income (loss) Accumulated Other Comprehensive Income [Member] Balance, beginning of period Common stock issued Stock Issued During Period Value New Issues Other comprehensive income (loss) Common stock cash dividends Dividends Common Stock Cash Common stock repurchased Stock Repurchased During Period Value Cumulative effect of accounting changes New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification Stock-based compensation expense Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Other, net Stockholders Equity Other Balance, end of period Cash dividends declared per common share Common Stock Dividends Per Share Declared Accounting Policies [Abstract] ACCOUNTING POLICIES Significant Accounting Policies [Text Block] EARNINGS PER SHARE Earnings Per Share [Text Block] Other Income And Expenses [Abstract] OTHER INCOME (EXPENSE), NET Other Nonoperating Income And Expense [Text Block] Investments Debt And Equity Securities [Abstract] INVESTMENTS Investments In Debt And Equity Instruments Cash And Cash Equivalents Unrealized And Realized Gains Losses [Text Block] Derivative Instruments And Hedging Activities Disclosure [Abstract] DERIVATIVES Derivative Instruments And Hedging Activities Disclosure [Text Block] Inventory Disclosure [Abstract] INVENTORIES Inventory Disclosure [Text Block] Business Combinations [Abstract] BUSINESS COMBINATIONS Mergers Acquisitions And Dispositions Disclosures [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] GOODWILL Goodwill Disclosure [Text Block] INTANGIBLE ASSETS Intangible Assets Disclosure [Text Block] Debt Disclosure [Abstract] DEBT Debt Disclosure [Text Block] Income Tax Disclosure [Abstract] INCOME TAXES Income Tax Disclosure [Text Block] Revenue From Contract With Customer [Abstract] UNEARNED REVENUE Revenue From Contract With Customer [Text Block] Leases [Abstract] LEASES Leases Of Lessee Disclosure [Text Block] Commitments And Contingencies Disclosure [Abstract] CONTINGENCIES Legal Matters And Contingencies [Text Block] Equity [Abstract] STOCKHOLDERS' EQUITY Stockholders Equity Note Disclosure [Text Block] ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Comprehensive Income Note [Text Block] Segment Reporting [Abstract] SEGMENT INFORMATION AND GEOGRAPHIC DATA Segment Reporting Disclosure [Text Block] Accounting Principles Basis Of Accounting Policy Policy [Text Block] Principles of Consolidation Consolidation Policy [Text Block] Estimates and Assumptions Use Of Estimates Investments Investment Policy [Text Block] Derivatives Derivatives Policy [Text Block] Fair Value Measurements Fair Value Of Financial Instruments Policy Contract Balances Revenue From Contract With Customer Policy [Text Block] Recent Accounting Guidance New Accounting Pronouncements Policy Policy [Text Block] Earnings Per Share Earnings Per Share Policy [Text Block] Income Taxes Income Tax Policy [Text Block] Segment Reporting Segment Reporting Policy Policy [Text Block] Basic and Diluted Earnings Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Debt Securities Debt Securities [Member] Equity Securities Equity Securities [Member] Components of Other Income (Expense), Net Schedule Of Other Nonoperating Income Expense Table [Text Block] Net Recognized Gains (Losses) on Investments Realized Gain Loss On Investments Table [Text Block] Net Recognized Gains (Losses) on Investments Gain Loss On Investments [Text Block] Tabular disclosure of the components of cash, cash equivalents, and investments. Investment Components Schedule Of Cash Cash Equivalents And Investments Table [Text Block] Unrealized Losses on Debt Investments Schedule Of Unrealized Loss On Investments Table [Text Block] Debt Investment Maturities Investments Classified By Contractual Maturity Date Table [Text Block] Hedging Relationship [Axis] Derivative Instruments Gain Loss By Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Fair value hedging Fair Value Hedging [Member]