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Equity - Activity for Class B Common Stock and Treasury Stock (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance (in shares)	16,905,080	11,215,316	14,664,467	10,229,521
Stock Award Activity (in shares)	(22,500)	(5,000)	(423,207)	(387,996)
Purchase of Treasury Stock (in shares)	818,164	2,046,790	3,459,484	3,415,581
Ending Balance (in shares)	17,700,744	13,257,106	17,700,744	13,257,106
Class B Shares
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance (in shares)	82,600,376	88,290,140	84,840,989	89,275,935
Stock Award Activity (in shares)	22,500	5,000	423,207	387,996
Purchase of Treasury Stock (in shares)	(818,164)	(2,046,790)	(3,459,484)	(3,415,581)
Ending Balance (in shares)	81,804,712	86,248,350	81,804,712	86,248,350
Purchase of Treasury Stock (in shares)			3,500,000

X

- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The increase (decrease) during the period in the number of shares issued.

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Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).

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Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

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