Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 210,545	$ 295,783
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(9,707)	1,832
Interest rate swaps – net change in deferred gain or loss	3,601	3,834
Pension plans – net change in deferred actuarial loss	51	34
Other comprehensive income (loss), net of tax	(6,055)	5,700
Comprehensive income	$ 204,490	$ 301,483