0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated Statements of Comprehensive (Loss) Income link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated Statements of Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Description of Business link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Recently Issued Accounting Standards and Accounting Standards Not yet Adopted link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Marketable Securities link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Stockholder's Equity link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Net (Loss) Income per Common Share link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Inventories link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Prepaid Expenses and Other Current Assets link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Property and Equipment link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Product Warranty link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Legal Matters link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Intangible Assets link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Revenue from Contracts with Customers link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Restructuring link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - Marketable Securities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - Stockholder's Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - 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Disclosure - Description of Business (Details) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - Marketable Securities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - Stockholder's Equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - Stockholder's Equity - Weighted Average Assumptions (Details) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - Stockholder's Equity - Schedule of Stock Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - Stockholder's Equity - Schedule of AOCL (Details) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - Net (Loss) Income per Common Share - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - Net (Loss) Income per Common Share - Reconciliation of Basic and Diluted Weighted Average Common Shares Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - Inventories (Details) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - Prepaid Expenses and Other Current Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - Property and Equipment - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - Product Warranty - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - Product Warranty - 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Disclosure - Leases - Future Minimum Lease Payments Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9954512 - Disclosure - Restructuring (Details) link:presentationLink link:calculationLink link:definitionLink