101 - Document - Document and Entity Information link:calculationLink link:presentationLink link:definitionLink 103 - Statement - Consolidated Balance Sheets link:calculationLink link:presentationLink link:definitionLink 104 - Statement - Consolidated Balance Sheets (Parenthetical) link:calculationLink link:presentationLink link:definitionLink 105 - Statement - Consolidated Statements of Operations link:calculationLink link:presentationLink link:definitionLink 106 - Statement - Consolidated Statements of Comprehensive Income (Loss) link:calculationLink link:presentationLink link:definitionLink 107 - Statement - Statements of Stockholders' (Deficit) link:calculationLink link:presentationLink link:definitionLink 108 - Statement - Consolidated Statements of Cash Flows link:calculationLink link:presentationLink link:definitionLink 109 - Disclosure - Description of Business link:calculationLink link:presentationLink link:definitionLink 110 - Disclosure - Summary of Significant Accounting Policies link:calculationLink link:presentationLink link:definitionLink 111 - 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Disclosure - Commitments and Contingencies link:calculationLink link:presentationLink link:definitionLink 122 - Disclosure - Employee Benefit Plans link:calculationLink link:presentationLink link:definitionLink 123 - Disclosure - Income Taxes link:calculationLink link:presentationLink link:definitionLink 124 - Disclosure - Warrants link:calculationLink link:presentationLink link:definitionLink 125 - Disclosure - Selling, General and Administrative Expenses link:calculationLink link:presentationLink link:definitionLink 126 - Disclosure - Restructuring Charges link:calculationLink link:presentationLink link:definitionLink 127 - Disclosure - Selected quarterly financial data (unaudited) link:calculationLink link:presentationLink link:definitionLink 128 - Disclosure - Subsequent Events link:calculationLink link:presentationLink link:definitionLink 129 - Disclosure - Summary of Significant Accounting Policies (Policies) link:calculationLink link:presentationLink link:definitionLink 130 - Disclosure - Inventories (Tables) link:calculationLink link:presentationLink link:definitionLink 131 - Disclosure - Property and Equipment (Tables) link:calculationLink link:presentationLink link:definitionLink 132 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables) link:calculationLink link:presentationLink link:definitionLink 133 - Disclosure - Borrowings (Tables) link:calculationLink link:presentationLink link:definitionLink 134 - Disclosure - Fair Value of Financial Instruments (Tables) link:calculationLink link:presentationLink link:definitionLink 135 - Disclosure - Net Income (Loss) per Common Share (Tables) link:calculationLink link:presentationLink link:definitionLink 136 - Disclosure - Stock Award Plans (Tables) link:calculationLink link:presentationLink link:definitionLink 137 - Disclosure - Commitments and Contingencies (Tables) link:calculationLink link:presentationLink link:definitionLink 138 - Disclosure - Income Taxes (Tables) link:calculationLink link:presentationLink link:definitionLink 139 - Disclosure - Selling, General and Administrative Expenses (Tables) link:calculationLink link:presentationLink link:definitionLink 140 - Disclosure - Restructuring Charges (Tables) link:calculationLink link:presentationLink link:definitionLink 141 - Disclosure - Selected quarterly financial data (unaudited) (Tables) link:calculationLink link:presentationLink link:definitionLink 142 - Disclosure - Description of Business - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 143 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 144 - Disclosure - Components of Inventories (Detail) link:calculationLink link:presentationLink link:definitionLink 145 - Disclosure - Inventory - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 146 - Disclosure - Property and Equipment, Net (Detail) link:calculationLink link:presentationLink link:definitionLink 147 - Disclosure - Property and Equipment - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 148 - Disclosure - Accrued Expenses and Other Current Liabilities (Detail) link:calculationLink link:presentationLink link:definitionLink 149 - Disclosure - Related-Party Arrangements - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 150 - Disclosure - Summary of Borrowings (Detail) link:calculationLink link:presentationLink link:definitionLink 151 - Disclosure - Borrowings - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 152 - Disclosure - Accretion of Debt Issuance Cost and Debt Discount in Connection with Facility Financing Agreement (Detail) link:calculationLink link:presentationLink link:definitionLink 153 - Disclosure - Collaborative Arrangement - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 154 - Disclosure - Fair Value of Financial Instruments - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 155 - Disclosure - Fair Value of Financial Instruments (Detail) link:calculationLink link:presentationLink link:definitionLink 156 - Disclosure - Fair Values of Financial Assets and Liabilities Carried at Fair Value (Detail) link:calculationLink link:presentationLink link:definitionLink 157 - Disclosure - Common and Preferred Stock - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 158 - Disclosure - Net Income (Loss) per Common Share - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 159 - Disclosure - Components of Basic and Diluted Net Income (Loss) Per Common Share Computations (Detail) link:calculationLink link:presentationLink link:definitionLink 160 - Disclosure - Potentially Dilutive Securities Outstanding that are Antidilutive (Detail) link:calculationLink link:presentationLink link:definitionLink 161 - Disclosure - Stock Award Plans - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 162 - Disclosure - Stock Based Award Plans (Detail) link:calculationLink link:presentationLink link:definitionLink 163 - Disclosure - Stock Based Compensation Expense Recognized in Accompanying Consolidated Statements of Operation (Detail) link:calculationLink link:presentationLink link:definitionLink 164 - Disclosure - Stock Based Compensation Expense Recognized in Accompanying Consolidated Statements of Operations by Category (Detail) link:calculationLink link:presentationLink link:definitionLink 165 - Disclosure - Fair Value of Employee Stock Options Assumptions (Detail) link:calculationLink link:presentationLink link:definitionLink 166 - Disclosure - Summary of Stock Options Outstanding (Detail) link:calculationLink link:presentationLink link:definitionLink 167 - Disclosure - Summary of Restricted Stock Unit Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 168 - Disclosure - Commitments and Contingencies - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 169 - Disclosure - Annual Purchase Requirements under Contract (Detail) link:calculationLink link:presentationLink link:definitionLink 170 - Disclosure - Employee Benefit Plans - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 171 - Disclosure - Provision for Income Taxes (Detail) link:calculationLink link:presentationLink link:definitionLink 172 - Disclosure - Components of Net Deferred Tax Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 173 - Disclosure - Income Taxes -Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 174 - Disclosure - Effective Income Tax Rate (Detail) link:calculationLink link:presentationLink link:definitionLink 175 - Disclosure - Warrants - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 176 - Disclosure - Schedule of Selling, General and Administrative Expenses (Detail) link:calculationLink link:presentationLink link:definitionLink 177 - Disclosure - Restructuring Charges - Additional information (Detail) link:calculationLink link:presentationLink link:definitionLink 178 - Disclosure - Reconciliation of Beginning and Ending Liability Balances for Restructuring Charges (Detail) link:calculationLink link:presentationLink link:definitionLink 179 - Disclosure - Selected Quarterly Financial Data (Detail) link:calculationLink link:presentationLink link:definitionLink 180 - Disclosure - Selected Quarterly Financial Data - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 181 - Disclosure - Subsequent Events - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink