Restructuring (Summary of Accrued Expenses Balance) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Jan. 01, 2023
Restructuring and Related Activities [Abstract]
Restructuring Reserve	$ 163,200,000	$ 0
Restructuring and Related Cost, Cost Incurred to Date	180,500,000
Payments for Restructuring	(3,200,000)
Restructuring Reserve, Accrual Adjustment	(14,100,000)
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	180,500,000
Payments for Restructuring	3,200,000
Restructuring Reserve, Accrual Adjustment	14,100,000
Restructuring Reserve	163,200,000	$ 0
Contract Termination
Restructuring and Related Activities [Abstract]
Restructuring Reserve	25,500,000
Restructuring and Related Cost, Cost Incurred to Date	26,900,000
Payments for Restructuring	(1,400,000)
Restructuring Reserve, Accrual Adjustment	0
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	26,900,000
Payments for Restructuring	1,400,000
Restructuring Reserve, Accrual Adjustment	0
Restructuring Reserve	25,500,000
Other Restructuring
Restructuring and Related Activities [Abstract]
Restructuring Reserve	28,900,000
Restructuring and Related Cost, Cost Incurred to Date	43,300,000
Payments for Restructuring	(300,000)
Restructuring Reserve, Accrual Adjustment	(14,100,000)
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	43,300,000
Payments for Restructuring	300,000
Restructuring Reserve, Accrual Adjustment	14,100,000
Restructuring Reserve	28,900,000
Restructuring Reserve [Roll Forward]
Restructuring and Related Activities [Abstract]
Restructuring Reserve	108,800,000
Restructuring and Related Cost, Cost Incurred to Date	110,300,000
Payments for Restructuring	(1,500,000)
Restructuring Reserve, Accrual Adjustment	0
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	110,300,000
Payments for Restructuring	1,500,000
Restructuring Reserve, Accrual Adjustment	0
Restructuring Reserve	$ 108,800,000