0000001 - Document - Document and Entity Information Document link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed Consolidated Statements Of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Condensed Consolidated Statements of Stockholders' Deficit Statement link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - Basis Of Presentation link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Other Balance Sheet Items link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Stockholders' Deficit link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Calculation Of Net Income Per Share link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Segment Reporting link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Non-operating Income, Net link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Segment Reporting (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Other Balance Sheet Items (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Stockholders' Deficit (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Calculation Of Net Income Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Segment Reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Basis Of Presentation (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Financial Instruments (Cash, Cash Equivalents, and Marketable Securities) (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Financial Instruments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Other Balance Sheet Items (Other Current Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Other Balance Sheet Items (Other Long Term Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Other Balance Sheet Items (Components Of Accounts Payable And Accrued Liabilities) (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Stockholders' Deficit (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Stockholders' Deficit (Schedule of Common Stock Repurchase) (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Stockholders' Deficit (Dividends Declared) (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Stockholders' Deficit (Subsequent Events) (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Calculation Of Net Income Per Share (Weighted-Average Shares Used In Calculation Of Basic And Diluted EPS) (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Segment Reporting (Schedule of Segment Reporting Information, Reconcile to Net Income) (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Segment Reporting (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Revenue (Disaggregation of Revenue) (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Revenue (Deferred Revenues) (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Stock-Based Compensation (Classification Of Stock-Based Compensation) (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Stock-Based Compensation (Classification Of Stock-Based Compensation) (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Stock-Based Compensation (Nature Of Total Stock-Based Compensation) (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Non-operating Income, Net (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Income Taxes (Income Tax Expense From Continuing Operations And Effective Tax Rate) (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Income Taxes (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink