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Recurring Fair Value Measurements (Tables) - CIK_0001819810_Genesis Park Acquisition Corp [Member] | 5 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2020 | Jun. 30, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Summary of Held To Maturity Securities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Fair Value
​ | ​ | Carrying | ​ | Gross | ​ | Gross | ​ | as of
​ | ​ | Value/Amortized | ​ | Unrealized | ​ | Unrealized | ​ | December 31,
​ |  | Cost |  | Gains |  | Losses |  | 2020
U.S. Money Market | ​ | $ | 95 | ​ | $ | — | ​ | $ | — | ​ | $ | 95
U.S. Treasury Securities | ​ | ​ | 166,243,519 | ​ | ​ | 10,751 | ​ | ​ | (12,968) | ​ | ​ | 166,230,551
​ | ​ | $ | 166,243,614 | ​ | $ | 10,751 | ​ | $ | (12,968) | ​ | $ | 166,230,646
| ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Carrying |  | ​ | ​ |  | ​ | ​ |  | Fair Value
​ |  | Value/ |  | Gross |  | Gross |  | as of
​ |  | Amortized |  | Unrealized |  | Unrealized |  | December 31,
​ |  | Cost |  | Gains |  | Losses |  | 2020
U.S. Money Market | ​ | $ | 95 | ​ | $ | — | ​ | $ | — | ​ | $ | 95
U.S. Treasury Securities | ​ |  | 166,243,519 | ​ |  | 10,751 | ​ |  | (12,968) | ​ |  | 166,230,551
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | $ | 166,243,614 | ​ | $ | 10,751 | ​ | $ | (12,968) | ​ | $ | 166,230,646
Summary of Financial Assets and Liabilities at Fair Value on Recurring Basis | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Significant
​ | ​ | ​ | ​ | ​ | Significant Other | ​ | Other
​ | ​ | Quoted Prices in | ​ | Observable | ​ | Unobservable
​ |  | Active Markets |  | Inputs |  | Inputs
​ | ​ | (Level 1) | ​ | (Level 2) | ​ | (Level 3)
Assets | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Investments held in Trust Account—U.S. Money Market | ​ | $ | 95 | ​ | $ | — | ​ | $ | —
Investments held in Trust Account—U.S. Treasury | ​ | $ | 166,230,551 | ​ | $ | — | ​ | $ | —
Liabilities | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Public Warrants | ​ | $ | — | ​ | $ | — | ​ | $ | 17,605,944
Private Warrants | ​ | $ | — | ​ | $ | — | ​ | $ | 18,943,809
Summary of Key Inputs in Monte Carlo simulation model | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | November 27, 2020 | ​ | ​ | ​ | ​
Input |  | (Initial Measurement) |  | December 31, 2020 |
Risk-free interest rate | ​ | ​ | 0.44 | % | ​ | 0.43 | %
Expected term (years) | ​ | ​ | 5.0 | ​ | ​ | 5.0 |
Expected volatility |  | ​ | 40.0 | % | ​ | 40.0 | %
Exercise price | ​ | $ | 11.50 | ​ | $ | 11.50 | ​
Probability of completing a Business Combination | ​ |  | 80 | % |  | 80 | %
Dividend yield | ​ |  | 0 | % |  | 0 | %
Expected stock price at De-SPAC | ​ | $ | 10.00 | ​ | $ | 10.00 | ​
| ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Input |  | December 31, 2020 |  | June 30, 2021 |
Risk-free interest rate |  | ​ | 0.43 | % | ​ | 0.90 | %
Expected term (years) |  | ​ | 5.0 |  | ​ | 5.17 | ​
Expected volatility |  | ​ | 40.0 | % | ​ | 32.5 | %
Exercise price | ​ | $ | 11.50 | ​ | $ | 11.50 | ​
Probability of completing a Business Combination | ​ |  | 80 | % |  | N/A | ​
Dividend yield | ​ |  | 0 | % |  | 0 | %
Expected stock price at De-SPAC | ​ | $ | 10.00 | ​ | $ | 10.31 | ​
Summary of Change in Fair Value of Warrant Liabilities | ​
​ | ​ | ​ | ​
Fair value at issuance November 27, 2020 |  | $ | 36,549,753
Change in fair value | ​ |  | —
Fair Value at December 31, 2020 | ​ | $ | 36,549,753
​ | ​ | ​ | ​
Fair value at December 31, 2020 |  | $ | 36,549,753
Public Warrants reclassified to level 2(1) | ​ |  | (17,933,496)
Change in fair value | ​ |  | 2,569,881
Fair Value at June 30, 2021 | ​ | $ | 21,186,138
(1) | Assumes the Public Warrants were reclassified on March 31, 2021.
Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Summary of Financial Assets and Liabilities at Fair Value on Recurring Basis |  | June 30, 2021
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | (Level 1) |  | (Level 2) |  | (Level 3)
Assets |  | ​ |  |  | ​ |  |  | ​ |
Investments held in Trust Account—U.S. Money Market | ​ | $ | 166,290,257 | ​ | $ | — | ​ | $ | —
Invest Liabilities | ​ |  |  | ​ |  |  | ​ |  |
Public Warrants | ​ | $ | — | ​ | $ | 19,980,699 | ​ | $ | —
Private Warrants | ​ | $ | — | ​ | $ | — | ​ | $ | 21,186,138
​ December 31, 2020 ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | (Level 1) |  | (Level 2) |  | (Level 3)
Assets | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Investments held in Trust Account—T-Bills | ​ | $ | 166,232,864 | ​ | $ | — | ​ | $ | —
Invest Liabilities | ​ |  |  | ​ |  |  | ​ |  |
Public Warrants | ​ | $ | — | ​ | $ | 17,605,944 | ​ | $ | —
Private Warrants | ​ | $ | — | ​ | $ | — | ​ | $ | 18,943,809
​

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- Definition Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5B -URI http://asc.fasb.org/extlink&oid=121645371&loc=SL120269825-111563 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5A -URI http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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