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Revenue Recognition and Concentration of Credit Risk - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Disaggregation of Revenue [Line Items] |  |
Revenue recognized from deferred revenue | $ 14 | $ 46
U.S. Department of Defense | Customer Concentration Risk |  |
Disaggregation of Revenue [Line Items] |  |
Accounts receivable |  | $ 3,600
U.S. Department of Defense | Customer Concentration Risk | Accounts Receivable |  |
Disaggregation of Revenue [Line Items] |  |
% of Total Revenue |  | 65.00%
CEPI MERS | Customer Concentration Risk |  |
Disaggregation of Revenue [Line Items] |  |
Accounts receivable |  | $ 1,900
CEPI MERS | Customer Concentration Risk | Accounts Receivable |  |
Disaggregation of Revenue [Line Items] |  |
% of Total Revenue |  | 34.00%

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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 310 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=126942793&loc=d3e3073-115593 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(5)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045 + Details
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