Employee Benefit Plans - Obligations and Funded Status (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Amounts recognized in the consolidated balance sheets consist of:
Defined benefit and other post-retirement benefit plans	$ (87,019)	$ (86,066)
Accumulated other comprehensive loss (earnings):
Accumulated benefit obligations	547,719	591,114
Qualified Defined Benefits | United States
Change in plan assets:
Fair value of plan assets at beginning of year	392,519
Fair value of plan assets at end of year	371,966	392,519
Qualified Defined Benefits | Foreign Plan
Change in plan assets:
Fair value of plan assets at beginning of year	175,765
Fair value of plan assets at end of year	176,230	175,765
Qualified Defined Benefits | Qualified Defined Benefits | United States
Change in benefit obligation:
Benefit obligation at beginning of year	319,306	319,901
Service cost	0	2,867	$ 5,703
Interest cost	15,810	17,203	13,745
Plan participants' contributions	0	0
Benefits paid	(27,725)	(17,701)
Actuarial loss (gain)	(16,635)	22,384
Disposition	0	0
Amendments	0	0
Settlements and curtailments	0	(25,348)
Currency translation and other	0	0
Benefit obligation at end of year	290,756	319,306	319,901
Change in plan assets:
Fair value of plan assets at beginning of year	392,519	394,053
Actual return on plan assets	7,172	40,633
Company contributions	0	0
Plan participants' contributions	0	0
Benefits paid	(27,725)	(17,701)
Settlements and curtailments	0	(24,466)
Currency translation and other	0	0
Fair value of plan assets at end of year	371,966	392,519	394,053
Funded (unfunded) status	81,210	73,213
Amounts recognized in the consolidated balance sheets consist of:
Other assets and deferred charges	81,210	73,213
Accrued compensation and employee benefits	0	0
Liabilities held for sale	0	0
Defined benefit and other post-retirement benefit plans	0	0
Total assets (liabilities)	81,210	73,213
Accumulated other comprehensive loss (earnings):
Net actuarial losses (gains)	61,715	57,870
Prior service cost (credit)	0	0
Tax (benefit) expense	(12,945)	(12,075)
Total accumulated other comprehensive loss (earnings), net of tax	48,770	45,795
Net amount recognized at December 31,	129,980	119,008
Accumulated benefit obligations	290,756	319,306
Qualified Defined Benefits | Qualified Defined Benefits | Foreign Plan
Change in benefit obligation:
Benefit obligation at beginning of year	250,029	215,317
Service cost	4,853	3,712	4,675
Interest cost	6,091	10,591	5,220
Plan participants' contributions	2,481	2,251
Benefits paid	(8,477)	(11,953)
Actuarial loss (gain)	3,288	16,884
Disposition	(4,226)	0
Amendments	(364)	41
Settlements and curtailments	(2,118)	(1,116)
Currency translation and other	(10,126)	14,302
Benefit obligation at end of year	241,431	250,029	215,317
Change in plan assets:
Fair value of plan assets at beginning of year	175,765	152,860
Actual return on plan assets	6,770	11,935
Company contributions	8,594	9,516
Plan participants' contributions	2,481	2,251
Benefits paid	(8,477)	(11,953)
Settlements and curtailments	(2,118)	(298)
Currency translation and other	(6,785)	11,454
Fair value of plan assets at end of year	176,230	175,765	152,860
Funded (unfunded) status	(65,201)	(74,264)
Amounts recognized in the consolidated balance sheets consist of:
Other assets and deferred charges	2,080	1,938
Accrued compensation and employee benefits	(1,601)	(731)
Liabilities held for sale	0	(18,044)
Defined benefit and other post-retirement benefit plans	(65,680)	(57,427)
Total assets (liabilities)	(65,201)	(74,264)
Accumulated other comprehensive loss (earnings):
Net actuarial losses (gains)	45,986	42,926
Prior service cost (credit)	(1,825)	(2,222)
Tax (benefit) expense	(9,293)	(8,947)
Total accumulated other comprehensive loss (earnings), net of tax	34,868	31,757
Net amount recognized at December 31,	(30,333)	(42,507)
Accumulated benefit obligations	233,921	242,619
Non-Qualified Supplemental Benefits | Non-Qualified Supplemental Benefits
Change in benefit obligation:
Benefit obligation at beginning of year	29,189	32,503
Service cost	0	970	1,426
Interest cost	1,359	1,636	1,215
Plan participants' contributions	0	0
Benefits paid	(4,188)	(6,582)
Actuarial loss (gain)	(3,318)	662
Disposition	0	0
Amendments	0	0
Settlements and curtailments	0	0
Currency translation and other	0	0
Benefit obligation at end of year	23,042	29,189	32,503
Change in plan assets:
Fair value of plan assets at beginning of year	0	0
Actual return on plan assets	0	0
Company contributions	4,188	6,582
Plan participants' contributions	0	0
Benefits paid	(4,188)	(6,582)
Settlements and curtailments	0	0
Currency translation and other	0	0
Fair value of plan assets at end of year	0	0	$ 0
Funded (unfunded) status	(23,042)	(29,189)
Amounts recognized in the consolidated balance sheets consist of:
Other assets and deferred charges	0	0
Accrued compensation and employee benefits	(6,481)	(5,477)
Liabilities held for sale	0	0
Defined benefit and other post-retirement benefit plans	(16,561)	(23,712)
Total assets (liabilities)	(23,042)	(29,189)
Accumulated other comprehensive loss (earnings):
Net actuarial losses (gains)	(24,795)	(24,435)
Prior service cost (credit)	0	0
Tax (benefit) expense	5,395	5,313
Total accumulated other comprehensive loss (earnings), net of tax	(19,400)	(19,122)
Net amount recognized at December 31,	(42,442)	(48,311)
Accumulated benefit obligations	$ 23,042	$ 29,189