101 - Document - Document and Entity Information link:calculationLink link:presentationLink link:definitionLink 103 - Statement - Condensed Consolidated Balance Sheets link:calculationLink link:presentationLink link:definitionLink 104 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:calculationLink link:presentationLink link:definitionLink 105 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) link:calculationLink link:presentationLink link:definitionLink 106 - Statement - Condensed Consolidated Statements of Cash Flows link:calculationLink link:presentationLink link:definitionLink 107 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION link:calculationLink link:presentationLink link:definitionLink 108 - Disclosure - NET (LOSS) INCOME PER SHARE link:calculationLink link:presentationLink link:definitionLink 109 - Disclosure - FAIR VALUE MEASUREMENTS link:calculationLink link:presentationLink link:definitionLink 110 - Disclosure - ACCOUNTS RECEIVABLE link:calculationLink link:presentationLink link:definitionLink 111 - Disclosure - WARRANTS link:calculationLink link:presentationLink link:definitionLink 112 - Disclosure - EQUITY FINANCING link:calculationLink link:presentationLink link:definitionLink 113 - Disclosure - CONTRACT REVENUE link:calculationLink link:presentationLink link:definitionLink 114 - Disclosure - STOCK COMPENSATION link:calculationLink link:presentationLink link:definitionLink 115 - Disclosure - INCOME TAXES link:calculationLink link:presentationLink link:definitionLink 116 - Disclosure - RESTRUCTURING link:calculationLink link:presentationLink link:definitionLink 117 - Disclosure - RECENT ACCOUNTING PRONOUNCEMENTS link:calculationLink link:presentationLink link:definitionLink 118 - Disclosure - SUBSEQUENT EVENTS link:calculationLink link:presentationLink link:definitionLink 119 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION (Policies) link:calculationLink link:presentationLink link:definitionLink 120 - Disclosure - NET (LOSS) INCOME PER SHARE (Tables) link:calculationLink link:presentationLink link:definitionLink 121 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:calculationLink link:presentationLink link:definitionLink 122 - Disclosure - WARRANTS (Tables) link:calculationLink link:presentationLink link:definitionLink 123 - Disclosure - CONTRACT REVENUE (Tables) link:calculationLink link:presentationLink link:definitionLink 124 - Disclosure - STOCK COMPENSATION (Tables) link:calculationLink link:presentationLink link:definitionLink 125 - Disclosure - RESTRUCTURING (Tables) link:calculationLink link:presentationLink link:definitionLink 126 - Disclosure - Organization and Basis of Presentation - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 127 - Disclosure - Basic and Diluted Net (Loss) Income Per Share (Detail) link:calculationLink link:presentationLink link:definitionLink 128 - Disclosure - Basic and Diluted Net (Loss) Income Per Share (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 129 - Disclosure - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) link:calculationLink link:presentationLink link:definitionLink 130 - Disclosure - Accounts Receivable - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 131 - Disclosure - Weighted-Average Assumptions (Detail) link:calculationLink link:presentationLink link:definitionLink 132 - Disclosure - Reconciliation of Change in Value of Company's Warrants Liabilities (Detail) link:calculationLink link:presentationLink link:definitionLink 133 - Disclosure - Warrants - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 134 - Disclosure - Summary of Information about Warrants Outstanding (Detail) link:calculationLink link:presentationLink link:definitionLink 135 - Disclosure - Equity Financing - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 136 - Disclosure - Revenue from United States and European Union Governments Contracts and Other Revenue (Detail) link:calculationLink link:presentationLink link:definitionLink 137 - Disclosure - Contract Revenue - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 138 - Disclosure - Stock Compensation - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 139 - Disclosure - Summary of Stock Option Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 140 - Disclosure - Assumptions for Measuring Fair Values of Stock Options Granted (Detail) link:calculationLink link:presentationLink link:definitionLink 141 - Disclosure - Summary of Restricted Stock Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 142 - Disclosure - Restricted Stock Unit Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 143 - Disclosure - Summary of Stock-Based Compensation Expense Recognized in Statements of Operations (Detail) link:calculationLink link:presentationLink link:definitionLink 144 - Disclosure - Income Taxes - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 145 - Disclosure - Restructuring - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 146 - Disclosure - Changes in Liability and Balance Related to Restructuring Plan (Detail) link:calculationLink link:presentationLink link:definitionLink