UNAUDITED 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	$ 91,340	$ 135,799	$ 279,507	$ 329,270
Other comprehensive (loss) income, net of tax:
Unrealized gain (loss) on available-for-sale securities	93	(36)	311	(692)
Unrealized gain on fair value of interest rate hedges	7,801	23,750	15,528	59,674
Reclassification adjustment for interest rate hedge amounts realized in net income	(3,650)	(1,296)	(12,704)	4,062
Reclassification adjustment for settlement of interest rate hedges	0	0	(5,905)	0
Unfunded pension liability	6	40	(1)	50
Foreign currency translation adjustments	(7,423)	(31,323)	813	(38,649)
Other comprehensive (loss) income, net of tax	(3,173)	(8,865)	(1,958)	24,445
Comprehensive income	$ 88,167	$ 126,934	$ 277,549	$ 353,715