Debt and Bank Credit Facilities - Schedule Of Indebtedness (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Mar. 28, 2022
Debt Instrument [Line Items]
Finance Leases	$ 70.1	$ 70.5
Less: Debt Issuance Costs	(42.1)	(53.6)
Total	5,457.7	6,380.9
Less: Current Maturities	5.0	3.9
Non-Current Portion	5,452.7	6,377.0
Senior Notes
Debt Instrument [Line Items]
Long-term debt	4,700.0	4,700.0
Senior Notes | Altra Notes
Debt Instrument [Line Items]
Long-term debt	18.1	18.1
Line of Credit | Term Facility
Debt Instrument [Line Items]
Long-term debt	665.0	1,053.5
Line of Credit | Land Term Facility
Debt Instrument [Line Items]
Long-term debt	0.0	486.8	$ 486.8
Line of Credit | Multicurrency Revolving Facility
Debt Instrument [Line Items]
Long-term debt	40.0	98.1
Other
Debt Instrument [Line Items]
Long-term debt	$ 6.6	$ 7.5