Pension and Postretirement Health Care (Net Periodic Pension Expense (Benefit)) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Postretirement Health Care Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	$ 0	$ 0
Interest Cost	100,000	100,000
Amortization
Actuarial Loss (Gain)	(100,000)	(100,000)
Prior Service Cost	(200,000)	(200,000)
Total Pension Expense	(200,000)	(200,000)
U.S. Plan | Pension Plan | Qualified Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	13,200,000	13,200,000
Interest Cost	10,300,000	9,800,000
Expected Return on Plan Assets	(20,200,000)	(20,100,000)
Amortization
Actuarial Loss (Gain)	5,700,000	9,400,000
Prior Service Cost	(100,000)	(100,000)
Total Pension Expense	8,900,000	12,200,000
Settlement Expense	0	0
Total Pension Expense	8,900,000	12,200,000
Contribution to pension plan	0	0
U.S. Plan | Pension Plan | Non-Qualified Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	1,400,000	1,300,000
Interest Cost	1,000,000.0	900,000
Amortization
Actuarial Loss (Gain)	1,800,000	2,100,000
Prior Service Cost	0	0
Total Pension Expense	4,200,000	4,300,000
Contribution to pension plan	20,700,000	6,700,000
Non-U.S. Plan | Pension Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	400,000	500,000
Interest Cost	700,000	600,000
Expected Return on Plan Assets	(700,000)	(600,000)
Amortization
Actuarial Loss (Gain)	200,000	300,000
Prior Service Cost	0	0
Total Pension Expense	600,000	800,000
Settlement Expense	700,000	200,000
Total Pension Expense	$ 1,300,000	$ 1,000,000.0