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Retirement Plans - Narrative (Details) - Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Defined Contribution Plan Disclosure [Line Items] |  |  |
DCP participant deferrals | $ 0 | $ 58,000 |
Contributions by employer | 0 | 0 |
Deferred compensation plan (income) expense | $ (1,246,000) | $ 5,799,000 |
Class B Common Stock |  |  |
Defined Contribution Plan Disclosure [Line Items] |  |  |
Shares reserved for issuance (in shares) | 50,000,000 |  |
Shares reserved for future issuance (in shares) | 4,329,074 |  |
Phantom shares issuable (in shares) | 12,060,481 |  | 12,728,808

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