Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement Of Income And Comprehensive Income [Abstract]
Net earnings	$ 382,226	$ 316,974	$ 731,706	$ 604,924
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments, net of income tax (benefit) expense of $(6,281) and $221 for the three months ended June 30, 2022 and 2021 and $(7,781) and $(3,172) for the six months ended June 30, 2022 and 2021.	(56,750)	9,159	(64,762)	(7,038)
Other comprehensive (loss) income	(56,750)	9,159	(64,762)	(7,038)
Comprehensive income	325,476	326,133	666,944	597,886
Less comprehensive income attributable to the noncontrolling interest	4,076	341	6,450	607
Comprehensive income attributable to shareholders	$ 321,400	$ 325,792	$ 660,494	$ 597,279