Income Taxes - Components of Income Tax Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Current tax expense:
U.S. federal	$ 104,476	$ 161,155	$ 171,917
State and local	36,615	48,084	51,441
Foreign	95,788	88,318	107,421
Total current	236,879	297,557	330,779
Deferred tax (benefit) expense:
U.S. federal	(9,578)	(31,708)	(35,457)
State and local	(1,834)	963	(13,475)
Foreign	17,386	(128,291)	(12,845)
Total deferred	5,974	(159,036)	(61,777)
Total current and deferred	242,853	138,521	269,002
Total tax expense	238,887	133,659	264,663
Expense relating to interest rate swaps used to increase equity
Deferred tax (benefit) expense:
Other tax benefit (expense)	(3,405)	(4,695)	(4,976)
Benefit from stock transactions with employees used to increase equity
Deferred tax (benefit) expense:
Other tax benefit (expense)	113	97	105
Benefit (expense) relating to defined-benefit pension adjustments used to increase equity
Deferred tax (benefit) expense:
Other tax benefit (expense)	$ (674)	$ (264)	$ 532