0000001 - Document - Cover Page 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 OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (PARENTHETICAL) link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Background and Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Revenues link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Net Loss Per Share link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Cash and Cash Equivalents, Investments and Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Balance Sheet Details link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Convertible Senior Notes link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Guarantees and Indemnifications link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Restructuring Charges link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Background and Basis of Presentation (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Revenues (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Net Loss Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Cash and Cash Equivalents, Investments and Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Balance Sheet Details (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Convertible Senior Notes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Restructuring Charges (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Revenues - Schedule of Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Revenues - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Revenues - Schedule of Contract Balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Net Loss Per Share - Schedule of Net (Income) Loss Per Share, Basic and Diluted (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Net Loss Per Share - Schedule of Antidilutive Securities Excluded from Computation of Net (Income) Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Cash and Cash Equivalents, Investments and Fair Value Measurements - Schedule of Available For Sale Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Cash and Cash Equivalents, Investments and Fair Value Measurements - Schedule of Available For Sale Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Cash and Cash Equivalents, Investments and Fair Value Measurements - Schedule of Adjusted Cost and Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Cash and Cash Equivalents, Investments and Fair Value Measurements - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Balance Sheet Details - Schedule of Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Convertible Senior Notes - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Convertible Senior Notes - Schedule of Net Carrying Amount (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Convertible Senior Notes - Schedule of Interest Expense Recognized (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Stockholders' Equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Stockholders' Equity - Schedule of Share-based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Stockholders' Equity - Schedule of Share-based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Stockholders' Equity - Schedule of RSU and PSU Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Restructuring Charges - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Restructuring Charges - Schedule of Reconciliation of Changes in Restructuring Liability Balance (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Segment Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Segment Information - Schedule of Significant Segment Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Segment Information - Schedule of Revenue by Product Line and Geographic Areas (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Segment Information - Schedule of Long-Lived Assets by Geographical Area (Details) link:presentationLink link:calculationLink link:definitionLink