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v3.23.1

Share-Based Compensation (Details) - shares | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022
Class B Shares |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Restricted stock awarded in period (in shares) |  | 1,183,066
Class B Common Stock Bonus |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Restricted stock awarded in period (in shares) | 375,796 | 494,043
Vesting period | 3 years | 3 years
Class B Common Stock Key Employees |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Restricted stock awarded in period (in shares) |  | 474,500
Vesting period |  | 10 years
U.K. Subsidiary Stock Plan |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Restricted stock awarded in period (in shares) |  | 1,345,999
Vesting period |  | 5 years

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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References No definition available. + Details
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