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Share-Based Compensation - Summary of the Option Unit Activity (Details) $ / shares in Units, $ in Millions | 3 Months Ended
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Mar. 31, 2022 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Expected weighted average period | 3 years 6 months
2021 Equity Plan [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of units, grant outstanding beginning balance | shares | 3,714,540
Number of units, granted | shares | 42,950
Number of units, grant outstanding ending balance | shares | 3,757,490
Number of grants, vested | shares | 966,835
Number of grants, unvested | shares | 2,790,655
Weighted average exercise price, grant outstanding beginning balance | $ / shares | $ 15.33
Weighted average exercise price, exercised | $ / shares | 16.85
Weighted average exercise price, grant outstanding ending balance | $ / shares | 15.35
Weighted average exercise price, grants vested | $ / shares | 15.00
Weighted average exercise price, grants unvested | $ / shares | $ 15.47
Weighted Average Remaining Contractual Term, grants outstanding | 9 years 3 months 18 days
Expected weighted average period | 9 years 2 months 12 days
Aggregate Intrinsic Value, grants outstanding | $ | $ 18.2
Aggregate Intrinsic Value, grants vested | $ | $ 5.0
First Advantage Corporation [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of units, grant outstanding beginning balance | shares | 3,519,563
Number of grants, exercised | shares | (76,968)
Number of grants, forfeited | shares | 0
Number of units, grant outstanding ending balance | shares | 3,442,595
Number of grants, vested | shares | 933,896
Number of grants, unvested | shares | 2,508,699
Weighted average exercise price, grant outstanding beginning balance | $ / shares | $ 6.66
Weighted average exercise price, exercised | $ / shares | 6.75
Weighted average exercise price, forefeited | $ / shares | 0
Weighted average exercise price, grant outstanding ending balance | $ / shares | 6.66
Weighted average exercise price, grants vested | $ / shares | 6.64
Weighted average exercise price, grants unvested | $ / shares | $ 6.67
Weighted Average Remaining Contractual Term, grants outstanding | 7 years 10 months 24 days
Expected weighted average period | 7 years 10 months 24 days
Aggregate Intrinsic Value, grants outstanding | $ | $ 46.6
Aggregate Intrinsic Value, grants vested | $ | $ 12.7

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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Net number of share options (or share units) granted during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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