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Recurring Fair Value Measurements - Summary of Change in Fair Value of Warrant Liabilities (Detail) - CIK_0001819810_Genesis Park Acquisition Corp [Member] - USD ($) | 3 Months Ended | 5 Months Ended | 6 Months Ended
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Jun. 30, 2021 | Dec. 31, 2020 | Jun. 30, 2021
Changes In Fair Value Of Warrant Liabilities |  |  |
Fair value at beginning balance |  |  | $ 36,549,753
Change in fair value | $ 5,062,749 | $ 11,211,642 | 4,617,084
Fair Value at Ending balance | $ 41,166,837 | $ 36,549,753 | $ 41,166,837

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- Definition Changes in fair value of warrant liabilities [LineItems]. + References No definition available. + Details
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- Definition Warrant liability. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section 25 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=109262497&loc=d3e20148-110875 + Details
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- Details
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