Pension and Postretirement Benefits (Plan Assets) (Details) - Pension Plan - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
United States
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	$ 477,680	$ 482,553
Return on plan assets	31,501	47,992
Company contributions	20,599	1,412
Benefits paid	(41,499)	(53,250)
Settlements	0	(1,027)
Ending balance	488,281	477,680
Fair Value	488,281	477,680
United States | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	5,986
Ending balance	6,192	5,986
Fair Value	6,192	5,986
United States | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	471,694
Ending balance	482,089	471,694
Fair Value	482,089	471,694
United States | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Cash and Cash Equivalents
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	5,986
Ending balance	6,192	5,986
Fair Value	6,192	5,986
United States | Cash and Cash Equivalents | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	5,986
Ending balance	6,192	5,986
Fair Value	6,192	5,986
United States | Cash and Cash Equivalents | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Cash and Cash Equivalents | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Global Equity
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	142,401
Ending balance	128,269	142,401
Fair Value	128,269	142,401
United States | Global Equity | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Global Equity | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	142,401
Ending balance	128,269	142,401
Fair Value	128,269	142,401
United States | Global Equity | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Global Real Assets
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	61,604
Ending balance	79,089	61,604
Fair Value	79,089	61,604
United States | Global Real Assets | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Global Real Assets | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	61,604
Ending balance	79,089	61,604
Fair Value	79,089	61,604
United States | Global Real Assets | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Diversified Credit
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	66,995
Ending balance	71,100	66,995
Fair Value	71,100	66,995
United States | Diversified Credit | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Diversified Credit | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	66,995
Ending balance	71,100	66,995
Fair Value	71,100	66,995
United States | Diversified Credit | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Liability Driven Investment
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	200,694
Ending balance	203,631	200,694
Fair Value	203,631	200,694
United States | Liability Driven Investment | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
United States | Liability Driven Investment | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	200,694
Ending balance	203,631	200,694
Fair Value	203,631	200,694
United States | Liability Driven Investment | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	287,308	262,559
Return on plan assets	1,631	21,897
Company contributions	11,964	11,279
Benefits paid	(17,316)	(15,700)
Employee contributions	74	80
Settlements	(3,096)	(2,939)
Currency translation impact and other	(4,624)	10,132
Ending balance	275,941	287,308
Fair Value	275,941	287,308
Foreign Plan | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,304
Ending balance	2,264	2,304
Fair Value	2,264	2,304
Foreign Plan | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	209,052
Ending balance	200,786	209,052
Fair Value	200,786	209,052
Foreign Plan | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	75,952
Ending balance	72,891	75,952
Fair Value	72,891	75,952
Foreign Plan | Cash and Cash Equivalents
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,304
Ending balance	2,264	2,304
Fair Value	2,264	2,304
Foreign Plan | Cash and Cash Equivalents | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,304
Ending balance	2,264	2,304
Fair Value	2,264	2,304
Foreign Plan | Cash and Cash Equivalents | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Cash and Cash Equivalents | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Global Equity
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,451
Ending balance	2,516	2,451
Fair Value	2,516	2,451
Foreign Plan | Global Equity | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Global Equity | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,451
Ending balance	2,516	2,451
Fair Value	2,516	2,451
Foreign Plan | Global Equity | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | North American Companies
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,555
Ending balance	2,609	2,555
Fair Value	2,609	2,555
Foreign Plan | North American Companies | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | North American Companies | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	2,555
Ending balance	2,609	2,555
Fair Value	2,609	2,555
Foreign Plan | North American Companies | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | U.K. Government Gilt Index
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	112,298
Ending balance	115,450	112,298
Fair Value	115,450	112,298
Foreign Plan | U.K. Government Gilt Index | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | U.K. Government Gilt Index | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	112,298
Ending balance	115,450	112,298
Fair Value	115,450	112,298
Foreign Plan | U.K. Government Gilt Index | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Liability Driven Investment
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	34,543
Ending balance	25,387	34,543
Fair Value	25,387	34,543
Foreign Plan | Liability Driven Investment | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Liability Driven Investment | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	34,543
Ending balance	25,387	34,543
Fair Value	25,387	34,543
Foreign Plan | Liability Driven Investment | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Multi-Asset Category
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	57,205
Ending balance	54,824	57,205
Fair Value	54,824	57,205
Foreign Plan | Multi-Asset Category | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Multi-Asset Category | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	57,205
Ending balance	54,824	57,205
Fair Value	54,824	57,205
Foreign Plan | Multi-Asset Category | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Buy-in Contracts
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	59,249
Ending balance	54,896	59,249
Fair Value	54,896	59,249
Foreign Plan | Buy-in Contracts | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Buy-in Contracts | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Buy-in Contracts | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Ending balance	54,896
Fair Value	54,896
Foreign Plan | Other types
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	16,703
Ending balance	17,995	16,703
Fair Value	17,995	16,703
Foreign Plan | Other types | Hierarchial Level 1
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Other types | Hierarchial Level 2
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	0
Ending balance	0	0
Fair Value	0	0
Foreign Plan | Other types | Hierarchial Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	16,703
Ending balance	17,995	16,703
Fair Value	17,995	16,703
Netherlands | Buy-in Contracts
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	27,400
Ending balance	24,300	27,400
Fair Value	24,300	27,400
United Kingdom | Buy-in Contracts
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance	31,800
Ending balance	30,600	31,800
Fair Value	$ 30,600	$ 31,800