99900 - Disclosure - Standard And Custom Axis Domain Defaults
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00100 - Statement - CONSOLIDATED BALANCE SHEETS
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00200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS
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00400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS
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40302 - Disclosure - Fair Value Measurements - Schedule of Short Term Investments (Detail)
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40501 - Disclosure - Accrued Expenses - Schedule of Accrued Expenses and Other Current Liabilities (Detail)
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40701 - Disclosure - Other Long-Term Liabilities - Summary of Other Long-Term Liabilities (Detail)
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00300 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY
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40301 - Disclosure - Fair Value Measurements - Schedule of Fair Value Assets and Liabilities Measured on Recurring Basis (Detail)
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40303 - Disclosure - Fair Value Measurements - Additional Information (Detail)
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40601 - Disclosure - Contingent Consideration - Additional Information (Detail)
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40801 - Disclosure - Common Stock - Additional Information (Detail)
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40901 - Disclosure - Warrants - Summary of Warrant Activity (Detail)
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40902 - Disclosure - Warrants - Additional Information (Detail)
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41001 - Disclosure - Stock-Based Compensation - Additional Information (Detail)
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41003 - Disclosure - Stock-Based Compensation - Schedule of Stock-based Compensation Expense (Detail)
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41101 - Disclosure - U.S. Government Contracts and Grants - Additional Information (Detail)
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41301 - Disclosure - Net Loss Per Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Detail)
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41401 - Disclosure - Commitments and Contingencies - Additional Information (Details)
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00090 - Document - Document and Entity Information
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00105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)
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10101 - Disclosure - Nature of Business and Basis of Presentation
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10201 - Disclosure - Summary of Significant Accounting Policies
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10301 - Disclosure - Fair Value Measurements
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10401 - Disclosure - Operating Leases
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10501 - Disclosure - Accrued Expenses
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10601 - Disclosure - Contingent Consideration
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10701 - Disclosure - Other Long-Term Liabilities
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10801 - Disclosure - Common Stock
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10901 - Disclosure - Warrants
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11001 - Disclosure - Stock-Based Compensation
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11101 - Disclosure - U.S. Government Contracts and Grants
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11201 - Disclosure - Income Taxes
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11301 - Disclosure - Net Loss Per Share
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11401 - Disclosure - Commitments and Contingencies
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20202 - Disclosure - Summary of Significant Accounting Policies (Policies)
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30303 - Disclosure - Fair Value Measurements (Tables)
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30403 - Disclosure - Operating Leases (Tables)
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30503 - Disclosure - Accrued Expenses (Tables)
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30603 - Disclosure - Contingent Consideration (Tables)
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30703 - Disclosure - Other Long-Term Liabilities (Tables)
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30903 - Disclosure - Warrants (Tables)
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31003 - Disclosure - Stock-Based Compensation (Tables)
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31303 - Disclosure - Net Loss Per Share (Tables)
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40401 - Disclosure - Operating Leases - Additional Information (Detail)
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40402 - Disclosure - Operating Leases - Summary of Supplemental other Information Related to Operating Leases Balance Sheet (Detail)
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40602 - Disclosure - Contingent Consideration - Summary of Fair Value of Contingent Consideration (Detail)
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41002 - Disclosure - Stock-Based Compensation - Schedule of Information Related to Stock Options Outstanding (Detail)
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41201 - Disclosure - Income Taxes - Additional Information (Detail)
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