00100 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Consolidated Statements Of Operations link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Consolidated Statements Of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 00400 - Statement - Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 40602 - Disclosure - Business Combinations (Preliminary Estimated Fair Value Of Assets Acquired And Liabilities Assumed) (Details) link:presentationLink link:calculationLink link:definitionLink 40704 - Disclosure - Goodwill And Other Intangible Assets, Net (Future Amortization Expense Related To Identifiable Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - Balance Sheet Details (Cash And Cash Equivalents) (Details) link:presentationLink link:calculationLink link:definitionLink 40802 - Disclosure - Balance Sheet Details (Inventories) (Details) link:presentationLink link:calculationLink link:definitionLink 40803 - Disclosure - Balance Sheet Details (Other Current Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 40804 - Disclosure - Balance Sheet Details (Property And Equipment, Net) (Details) link:presentationLink link:calculationLink link:definitionLink 40808 - Disclosure - Balance Sheet Details (Other Non-Current Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 40809 - Disclosure - Balance Sheet Details (Short-Term And Long-Term Deferred Revenue) (Details) link:presentationLink link:calculationLink link:definitionLink 40810 - Disclosure - Balance Sheet Details (Accumulated Other Comprehensive Income) (Details) link:presentationLink link:calculationLink link:definitionLink 40903 - Disclosure - Financial Instruments And Fair Value (Schedule of Gross Unrealized Losses and Fair Values of Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40904 - Disclosure - Financial Instruments And Fair Value (Contractual Maturities Of Debt Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40906 - Disclosure - Financial Instruments And Fair Value (Summary Of Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis By Balance Sheet Grouping) (Details) link:presentationLink link:calculationLink link:definitionLink 41002 - Disclosure - Financing Arrangements (Carrying Value Of Convertible Debt) (Details) link:presentationLink link:calculationLink link:definitionLink 41003 - Disclosure - Financing Arrangements (Amount Of Interest Expense Recognized) (Details) link:presentationLink link:calculationLink link:definitionLink 41005 - Disclosure - Financing Arrangements (Amounts Due Under Long-Term Financing Arrangements) (Details) link:presentationLink link:calculationLink link:definitionLink 41303 - Disclosure - Income Taxes (Provision For Income Taxes) (Details) link:presentationLink link:calculationLink link:definitionLink 41304 - Disclosure - Income Taxes (Statutory Federal Income Tax Rate) (Details) link:presentationLink link:calculationLink link:definitionLink 41305 - Disclosure - Income Taxes (Deferred Tax Assets and Liabilities) (Details) link:presentationLink link:calculationLink link:definitionLink 41401 - Disclosure - Net Income Per Share (Computation Of Basic And Diluted Net Income Per Share) (Details) link:presentationLink link:calculationLink link:definitionLink 41401 - Disclosure - Net Income Per Share (Computation Of Basic And Diluted Net Income Per Share) (Details) Alternative link:presentationLink link:calculationLink link:definitionLink 41503 - Disclosure - Segment, Geographic, And Significant Customer Information (Schedule Of Total Cash, Cash Equivalents, Restricted Cash And Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 41504 - Disclosure - Segment, Geographic, And Significant Customer Information (Schedule Of Property And Equipment, Net By Geographic Areas) (Details) link:presentationLink link:calculationLink link:definitionLink 41703 - Disclosure - Commitments And Contingencies (Future Annual Minimum Lease Payments Under All Noncancelable Operating Leases) (Details) link:presentationLink link:calculationLink link:definitionLink 41704 - Disclosure - Commitments And Contingencies (Rent Expense) (Details) link:presentationLink link:calculationLink link:definitionLink 00090 - Document - Document And Entity Information link:presentationLink link:calculationLink link:definitionLink 00105 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00500 - Statement - Consolidated Statements Of Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - The Company link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Concentration Of Risk link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Recent Accounting Standards Not Yet Effective link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Business Combinations link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Goodwill And Other Intangible Assets, Net link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Balance Sheet Details link:presentationLink link:calculationLink link:definitionLink 10901 - Disclosure - Financial Instruments And Fair Value link:presentationLink link:calculationLink link:definitionLink 11001 - Disclosure - Financing Arrangements link:presentationLink link:calculationLink link:definitionLink 11101 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 11201 - Disclosure - Derivatives And Hedging Activities link:presentationLink link:calculationLink link:definitionLink 11301 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 11401 - Disclosure - Net Income Per Share link:presentationLink link:calculationLink link:definitionLink 11501 - Disclosure - Segment, Geographic, And Significant Customer Information link:presentationLink link:calculationLink link:definitionLink 11601 - Disclosure - Employee Benefits And Deferred Compensation link:presentationLink link:calculationLink link:definitionLink 11701 - Disclosure - Commitments And Contingencies link:presentationLink link:calculationLink link:definitionLink 11801 - Disclosure - Selected Quarterly Financial Data link:presentationLink link:calculationLink link:definitionLink 11901 - Disclosure - Valuation And Qualifying Accounts link:presentationLink link:calculationLink link:definitionLink 20202 - Disclosure - Significant Accounting Policies (Policy) link:presentationLink link:calculationLink link:definitionLink 30203 - Disclosure - Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 30503 - Disclosure - Statements Of Cash Flows (Tables) link:presentationLink link:calculationLink link:definitionLink 30603 - Disclosure - Business Combinations (Tables) link:presentationLink link:calculationLink link:definitionLink 30703 - Disclosure - Goodwill And Other Intangible Assets, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 30803 - Disclosure - Balance Sheet Details (Tables) link:presentationLink link:calculationLink link:definitionLink 30903 - Disclosure - Financial Instruments And Fair Value (Tables) link:presentationLink link:calculationLink link:definitionLink 31003 - Disclosure - Financing Arrangements (Tables) link:presentationLink link:calculationLink link:definitionLink 31103 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 31203 - Disclosure - Derivatives And Hedging Activities (Tables) link:presentationLink link:calculationLink link:definitionLink 31303 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 31403 - Disclosure - Net Income Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 31503 - Disclosure - Segment, Geographic, And Significant Customer Information (Tables) link:presentationLink link:calculationLink link:definitionLink 31603 - Disclosure - Employee Benefits And Deferred Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 31703 - Disclosure - Commitments And Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 31803 - Disclosure - Selected Quarterly Financial Data (Tables) link:presentationLink link:calculationLink link:definitionLink 40201 - Disclosure - Significant Accounting Policies (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40202 - Disclosure - Significant Accounting Policies (Property And Equipment) (Details) link:presentationLink link:calculationLink link:definitionLink 40501 - Disclosure - Statements Of Cash Flows (Supplemental Cash Flows And Non-Cash Investing And Financing Activities) (Details) link:presentationLink link:calculationLink link:definitionLink 40601 - Disclosure - Business Combinations (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40603 - Disclosure - Business Combinations (Identified Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 40604 - Disclosure - Business Combinations (Pro Forma Condensed Combined Financial Information) (Details) link:presentationLink link:calculationLink link:definitionLink 40605 - Disclosure - Business Combinations (Acquisition-Related Expenses) (Details) link:presentationLink link:calculationLink link:definitionLink 40701 - Disclosure - Goodwill And Other Intangible Assets, Net (Schedule Of Goodwill Activity) (Details) link:presentationLink link:calculationLink link:definitionLink 40702 - Disclosure - Goodwill And Other Intangible Assets, Net (Identified Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 40703 - Disclosure - Goodwill And Other Intangible Assets, Net (Amortization Expense For Identified Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 40805 - Disclosure - Balance Sheet Details (Computer Software, Net Book Value) (Details) link:presentationLink link:calculationLink link:definitionLink 40806 - Disclosure - Balance Sheet Details (Depreciation And Amortization Expense) (Details) link:presentationLink link:calculationLink link:definitionLink 40807 - Disclosure - Balance Sheet Details (Computer Software Amortization Expense) (Details) link:presentationLink link:calculationLink link:definitionLink 40901 - Disclosure - Financial Instruments And Fair Value (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40902 - Disclosure - Financial Instruments And Fair Value (Summary Of Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40905 - Disclosure - Financial Instruments And Fair Value (Summary Of Financial Assets And Liabilities Measured At Fair Value On Recurring Basis) (Details) link:presentationLink link:calculationLink link:definitionLink 40907 - Disclosure - Financial Instruments And Fair Value (Quantitative Information About Level 3 Fair Value Measurements) (Details) link:presentationLink link:calculationLink link:definitionLink 40908 - Disclosure - Financial Instruments And Fair Value (Reconciliation Of Beginning And Ending Balance Of Level 3 Auction Rate Securities Measured At Fair Value On Recurring Basis) (Details) link:presentationLink link:calculationLink link:definitionLink 41001 - Disclosure - Financing Arrangements (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41004 - Disclosure - Financing Arrangements (Remaining Debt Discount And Issuance Costs) (Details) link:presentationLink link:calculationLink link:definitionLink 41101 - Disclosure - Stockholders' Equity (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41102 - Disclosure - Stockholders' Equity (Combined Activity Under Stock Option Plans And Agreements) (Details) link:presentationLink link:calculationLink link:definitionLink 41103 - Disclosure - Stockholders' Equity (Additional Information Related To Stock Options) (Details) link:presentationLink link:calculationLink link:definitionLink 41104 - Disclosure - Stockholders' Equity (Stock Options Outstanding Under Option Plans) (Details) link:presentationLink link:calculationLink link:definitionLink 41105 - Disclosure - Stockholders' Equity (Activity Related To Restricted Stock Units (RSUs)) (Details) link:presentationLink link:calculationLink link:definitionLink 41106 - Disclosure - Stockholders' Equity (Number And Value Of The Shares Netted For Employee Taxes) (Details) link:presentationLink link:calculationLink link:definitionLink 41107 - Disclosure - Stockholders' Equity (Schedule Of Employee Stock Purchase Plan (ESPP) Disclosures) (Details) link:presentationLink link:calculationLink link:definitionLink 41108 - Disclosure - Stockholders' Equity (Stock-Based Compensation Expense) (Details) link:presentationLink link:calculationLink link:definitionLink 41109 - Disclosure - Stockholders' Equity (Stock-Based Compensation Expense Associated With Each Type Of Award) (Details) link:presentationLink link:calculationLink link:definitionLink 41110 - Disclosure - Stockholders' Equity (Income Tax Benefits Associated With Employee Stock Transactions) (Details) link:presentationLink link:calculationLink link:definitionLink 41111 - Disclosure - Stockholders' Equity (Valuation Assumptions) (Details) link:presentationLink link:calculationLink link:definitionLink 41201 - Disclosure - Derivatives And Hedging Activities (Schedule Of Notional Value Of Outstanding Foreign Currency Forward Contracts) (Details) link:presentationLink link:calculationLink link:definitionLink 41202 - Disclosure - Derivatives And Hedging Activities (Schedule of Derivative Instruments Designated as Cash Flow Hedges) (Details) link:presentationLink link:calculationLink link:definitionLink 41203 - Disclosure - Derivatives And Hedging Activities (Schedule of Derivative Instruments Not Designated as Cash Flow Hedges) (Details) link:presentationLink link:calculationLink link:definitionLink 41301 - Disclosure - Income Taxes (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41302 - Disclosure - Income Taxes (Income Before Income Taxes) (Details) link:presentationLink link:calculationLink link:definitionLink 41306 - Disclosure - Income Taxes (Current and Noncurrent Net Deferred Tax Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 41307 - Disclosure - Income Taxes (Unrecognized Tax Benefits) (Details) link:presentationLink link:calculationLink link:definitionLink 41402 - Disclosure - Net Income Per Share (Anti-Dilutive Shares Excluded From The Calculation Of Net Income Per Share) (Details) link:presentationLink link:calculationLink link:definitionLink 41502 - Disclosure - Segment, Geographic, And Significant Customer Information (Schedule Of Revenues By Geographic Region) (Details) link:presentationLink link:calculationLink link:definitionLink 41505 - Disclosure - Segment, Geographic, And Significant Customer Information (Schedule Of International Sales To Single Foreign Country) (Details) link:presentationLink link:calculationLink link:definitionLink 41506 - Disclosure - Segment, Geographic, And Significant Customer Information (Schedule Of Entity Wide Disclosure On Significant Customers) (Details) link:presentationLink link:calculationLink link:definitionLink 41507 - Disclosure - Segment, Geographic, And Significant Customer Information (Schedule Of Net Accounts Receivable From Significant Customers) (Details) link:presentationLink link:calculationLink link:definitionLink 41601 - Disclosure - Employee Benefits And Deferred Compensation (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41602 - Disclosure - Employee Benefits And Deferred Compensation (Amount Contributed Under 401(k) Plans) (Details) link:presentationLink link:calculationLink link:definitionLink 41603 - Disclosure - Employee Benefits And Deferred Compensation (Deferred Compensation Plans) (Details) link:presentationLink link:calculationLink link:definitionLink 41604 - Disclosure - Employee Benefits And Deferred Compensation (Schedule Of Defined Benefit Plans) (Details) link:presentationLink link:calculationLink link:definitionLink 41605 - Disclosure - Employee Benefits And Deferred Compensation (Schedule Of Amounts Recognized In Balance Sheet) (Details) link:presentationLink link:calculationLink link:definitionLink 41701 - Disclosure - Commitments And Contingencies (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41702 - Disclosure - Commitments And Contingencies (Leasing Arrangements) (Details) link:presentationLink link:calculationLink link:definitionLink 41705 - Disclosure - Commitments And Contingencies (Schedule Of Product Warranty) (Details) link:presentationLink link:calculationLink link:definitionLink 41706 - Disclosure - Commitments And Contingencies (Schedule Of Maximum Potential Future Payments Under Financing Arrangements With Third Parties) (Details) link:presentationLink link:calculationLink link:definitionLink 41804 - Disclosure - Selected Quarterly Financial Data (Details) link:presentationLink link:calculationLink link:definitionLink 41904 - Disclosure - Valuation And Qualifying Accounts (Details) link:presentationLink link:calculationLink link:definitionLink