Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 180,009	$ 173,545	$ 673,835	$ 550,985
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(13,171)	(29,961)	(4,407)	(62,190)
Interest rate swaps – net change in deferred gain or loss	3,707	3,886	11,359	13,125
Pension plans – net change in deferred actuarial loss	33	43	100	(52)
Other comprehensive income (loss), net of tax	(9,431)	(26,032)	7,052	(49,117)
Comprehensive income	$ 170,578	$ 147,513	$ 680,887	$ 501,868