Summary of Significant Accounting Policies - Concentration Risk (Details) - segment	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Concentration Risk [Line Items]
Number of reportable segments	2
U.S. Department of Defense \| Revenue from Contract with Customer Benchmark \| Government Contracts Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage	80.00%	84.00%
International and Commercial Customers \| Revenue from Contract with Customer Benchmark \| Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage	20.00%	16.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
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-Section 50
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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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