Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net earnings	$ 751,779	$ 1,360,605	$ 1,418,845
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of tax benefit of $5,205 in 2023, $5,037 in 2022, and $5,275 in 2021	10,238	(73,451)	(32,408)
Other comprehensive income (loss)	10,238	(73,451)	(32,408)
Comprehensive income	762,017	1,287,154	1,386,437
Less comprehensive (loss) income attributable to the noncontrolling interest	(1,362)	1,894	1,606
Comprehensive income attributable to shareholders	$ 763,379	$ 1,285,260	$ 1,384,831