Earnings Per Share - Schedule of Reconciliation of the Numerators and Denominators Used in the Basic and Diluted Per-Share Computations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Class A common stock
Income available to stockholders (Basic EPS:)
Allocated net income (numerator)	$ 116,887	$ 79,491	$ 202,422	$ 147,548
Weighted shares (denominator) (in shares)	46,189,026	46,188,845	46,188,923	46,188,803
Per-share amount (in dollars per share)	$ 2.53	$ 1.72	$ 4.38	$ 3.19
Dilutive effect of stock-based awards
Allocated net income (numerator)	$ 0	$ 0	$ 0	$ 0
Weighted shares (denominator) (in shares)	10,148	6,494	8,575	8,718
Assumed conversion of Class B shares
Allocated net income (numerator)	$ 965	$ 656	$ 1,671	$ 1,218
Weighted shares (denominator) (in shares)	6,100,800	6,100,800	6,100,800	6,100,800
Income available to stockholders on equivalent shares (Diluted EPS:)
Allocated net income (numerator)	$ 117,852	$ 80,147	$ 204,093	$ 148,766
Weighted shares (denominator) (in shares)	52,299,974	52,296,139	52,298,298	52,298,321
Per-share amount (in dollars per share)	$ 2.25	$ 1.53	$ 3.90	$ 2.84
Class B common stock
Income available to stockholders (Basic EPS:)
Allocated net income (numerator)	$ 965	$ 656	$ 1,671	$ 1,218
Weighted shares (denominator) (in shares)	2,542	2,542	2,542	2,542
Per-share amount (in dollars per share)	$ 380	$ 258	$ 657	$ 479
Income available to stockholders on equivalent shares (Diluted EPS:)
Allocated net income (numerator)	$ 965	$ 656	$ 1,671	$ 1,218
Weighted shares (denominator) (in shares)	2,542	2,542	2,542	2,542
Per-share amount (in dollars per share)	$ 380	$ 258	$ 657	$ 479