Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	$ 3,307,933	$ 3,173,690	$ 3,158,500	$ 3,433,316	$ 3,336,086	$ 3,252,295	$ 3,158,500	$ 3,252,295
Other comprehensive (loss) income	(7,863)	39,761	(5,477)	39,161	(5,316)	(27,596)	26,421	6,249
Balance, end of period	3,561,379	3,307,933	3,173,690	3,425,112	3,433,316	3,336,086	3,561,379	3,425,112
Accumulated Other Comprehensive Loss
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(298,422)	(338,183)	(332,706)	(337,874)	(332,558)	(304,962)	(332,706)	(304,962)
Other comprehensive (loss) income, before reclassifications	(12,998)			97,584			178,933	32,633
Income tax (expense) benefit	2,511			(8,078)			(32,099)	(1,648)
Other comprehensive income (loss), before reclassifications, net of tax	(10,487)			89,506			146,834	30,985
Reclassifications:	3,421			(66,073)			(158,086)	(32,471)
Income tax (expense) benefit	(797)			15,728			37,673	7,735
Reclassification from accumulated other comprehensive income, current period, net of tax	2,624			(50,345)			(120,413)	(24,736)
Other comprehensive (loss) income	(7,863)	39,761	(5,477)	39,161	(5,316)	(27,596)	26,421	6,249
Balance, end of period	(306,285)	(298,422)	(338,183)	(298,713)	(337,874)	(332,558)	(306,285)	(298,713)
Foreign currency translation adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(37,441)		(91,102)	(106,928)		(68,739)	(91,102)	(68,739)
Other comprehensive (loss) income, before reclassifications	(1,137)			63,922			54,531	25,722
Income tax (expense) benefit	(505)			0			(2,512)	11
Other comprehensive income (loss), before reclassifications, net of tax	(1,642)			63,922			52,019	25,733
Reclassifications:	0			0			0	0
Income tax (expense) benefit	0			0			0	0
Reclassification from accumulated other comprehensive income, current period, net of tax	0			0			0	0
Other comprehensive (loss) income	(1,642)			63,922			52,019	25,733
Balance, end of period	(39,083)	(37,441)		(43,006)	(106,928)		(39,083)	(43,006)
Derivative financial instruments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(10,282)		7,542	323		(6,601)	7,542	(6,601)
Other comprehensive (loss) income, before reclassifications	(12,579)			33,662			123,684	6,911
Income tax (expense) benefit	3,016			(8,078)			(29,587)	(1,659)
Other comprehensive income (loss), before reclassifications, net of tax	(9,563)			25,584			94,097	5,252
Reclassifications:	4,435			(64,997)			(155,044)	(29,243)
Income tax (expense) benefit	(1,035)			15,473			36,960	6,975
Reclassification from accumulated other comprehensive income, current period, net of tax	3,400			(49,524)			(118,084)	(22,268)
Other comprehensive (loss) income	(6,163)			(23,940)			(23,987)	(17,016)
Balance, end of period	(16,445)	(10,282)		(23,617)	323		(16,445)	(23,617)
Available for sale securities
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	0		0	0			0
Other comprehensive (loss) income, before reclassifications	718						718
Income tax (expense) benefit	0						0
Other comprehensive income (loss), before reclassifications, net of tax	718						718
Other comprehensive (loss) income	718						718
Balance, end of period	718	0		0	0		718	0
Pension and postretirement benefit plans
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(250,699)		$ (249,146)	(231,269)		$ (229,622)	(249,146)	(229,622)
Other comprehensive (loss) income, before reclassifications	0			0			0	0
Income tax (expense) benefit	0			0			0	0
Other comprehensive income (loss), before reclassifications, net of tax	0			0			0	0
Reclassifications:	(1,014)			(1,076)			(3,042)	(3,228)
Income tax (expense) benefit	238			255			713	760
Reclassification from accumulated other comprehensive income, current period, net of tax	(776)			(821)			(2,329)	(2,468)
Other comprehensive (loss) income	(776)			(821)			(2,329)	(2,468)
Balance, end of period	(251,475)	$ (250,699)		(232,090)	$ (231,269)		(251,475)	(232,090)
Pension and Postretirement Benefit Plans - Prior Service Credits
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Reclassifications:	529			337			1,587	1,011
Pension and Postretirement Benefit Plans - Actuarial Losses (Gains)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Reclassifications:	$ (1,543)			$ (1,413)			$ (4,629)	$ (4,239)