0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed Consolidated Balance Sheets 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 Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed Consolidated Statements Stockholders' Equity (Deficit) link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - Summary of business and significant accounting policies link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Business Acquisitions link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Fair value measurements link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Condensed consolidated financial statement details link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Financing Arrangements link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Stockholders' equity link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Employee benefit plans link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Net loss per share link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Income taxes link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Related party transactions link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Commitments, contingencies and guarantees link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Concentrations of risk and geographic information link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Restructuring charges link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of business and significant accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Equity (Policies) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Compensation Related Costs, Share Based Payments (Policies) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Income Taxes (Policies) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Commitment and Contingencies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Summary of business and significant accounting policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Fair value measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Condensed consolidated financial statement details (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Employee benefit plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Net loss per share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Income taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Commitments, contingencies and guarantees (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Concentrations of risk and geographic information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Restructuring charges (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Summary of business and significant accounting policies (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Business Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Fair value measurements (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Condensed consolidated financial statement details - Cash, Cash Equivalents and Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Condensed consolidated financial statement details - Inventory (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Condensed consolidated financial statement details - Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Condensed consolidated financial statement details - Intangible Assets and Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Condensed consolidated financial statement details - Future Amortization (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Condensed consolidated financial statement details - Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Condensed consolidated financial statement details - Other Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Condensed consolidated financial statement details - Product Warranty (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Condensed consolidated financial statement details - Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Financing Arrangements (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Stockholders' equity (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Employee Benefit Plans - Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Employee benefit plans - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Employee benefit plans - Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Employee benefit plans - Restricted Stock Units Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Employee benefit plans - 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Disclosure - Income Taxes - Operating Loss Carryforwards (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Income taxes - Deferred Tax Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Income taxes - Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Income taxes - Income Tax Paid (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Related party transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Commitments, contingencies and guarantees (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Concentrations of risk and geographic information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Concentrations of risk and geographic information - Schedule of Customer Concentration by Risk Factor (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Concentrations of risk and geographic information - Schedule of Revenue by Geographic Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Restructuring charges - Restructuring Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Restructuring charges - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink