Pension and Postretirement Health Care (Net Periodic Pension Expense (Benefit)) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Postretirement Health Care Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	$ 0	$ 0	$ 0	$ 0
Interest Cost	100,000	0	300,000	200,000
Amortization
Actuarial Loss (Gain)	(100,000)	0	(300,000)	(100,000)
Prior Service Cost (Credit)	(200,000)	(200,000)	(600,000)	(700,000)
Total Pension Expense	(200,000)	(200,000)	(600,000)	(600,000)
U.S. Plan | Pension Plan | Qualified Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	11,100,000	13,100,000	37,500,000	39,500,000
Interest Cost	12,500,000	10,400,000	33,100,000	30,000,000.0
Expected Return on Plan Assets	(21,900,000)	(20,000,000.0)	(62,300,000)	(60,200,000)
Amortization
Actuarial Loss (Gain)	0	7,100,000	11,400,000	25,900,000
Prior Service Cost (Credit)	0	(100,000)	(100,000)	(300,000)
Total Pension Expense	1,700,000	10,500,000	19,600,000	34,900,000
Settlement Expense	17,000,000.0	6,900,000	37,300,000	24,500,000
Total Pension Expense	18,700,000	17,400,000	$ 56,900,000	59,400,000
Defined benefit plan, assumptions used calculating net periodic benefit cost, discount rate			5.49%
Expected long-term rate of return on plan assets			6.50%
Defined benefit plan, benefit obligation, (increase) decrease for settlement			$ 390,300,000
Benefit obligation	1,011,000,000		1,011,000,000		$ 1,401,300,000
Defined benefit plan, plan assets, period increase (decrease)			172,400,000
Defined benefit plan, funded (unfunded) status of plan	135,200,000		135,200,000		$ 307,600,000
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	4,200,000	3,900,000
Interest Cost	1,000,000.0	900,000	3,000,000.0	2,800,000
Amortization
Actuarial Loss (Gain)	1,800,000	2,100,000	5,400,000	6,200,000
Prior Service Cost (Credit)	0	100,000	0	100,000
Total Pension Expense	4,200,000	4,400,000	12,600,000	13,000,000.0
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	1,300,000	1,600,000
Interest Cost	600,000	500,000	1,900,000	1,600,000
Expected Return on Plan Assets	(700,000)	(600,000)	(2,200,000)	(1,900,000)
Amortization
Actuarial Loss (Gain)	200,000	300,000	600,000	800,000
Prior Service Cost (Credit)	0	0	0	100,000
Total Pension Expense	500,000	700,000	1,600,000	2,200,000
Settlement Expense	0	(200,000)	700,000	700,000
Total Pension Expense	$ 500,000	$ 500,000	$ 2,300,000	$ 2,900,000