Derivative Instruments and Hedging Activities - Fair Value Balance Sheet (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Designated as hedging instruments
Derivatives designated as hedging instruments
Asset derivative, fair value, designated as hedging instrument	$ 73.2	$ 106.9
Liability derivative, fair value, designated as hedging instrument	0.0	0.0
Not designated as hedging instruments
Derivatives not designated as hedging instruments
Asset derivative, not designated as hedging instrument, fair value	46.9	16.9
Liability derivative, not designated as hedging instrument, fair value	(6.3)	(13.2)
Forward starting interest rate swaps | Designated as hedging instruments | Cash flow hedges
Derivatives designated as hedging instruments
Notional amount	1,000.0	1,000.0
Derivatives not designated as hedging instruments
Notional amount	1,000.0	1,000.0
Foreign currency forwards | Designated as hedging instruments | Cash flow hedges
Derivatives designated as hedging instruments
Notional amount	93.9	196.2
Derivatives not designated as hedging instruments
Notional amount	93.9	196.2
Commodity swaps | Not designated as hedging instruments
Derivatives designated as hedging instruments
Notional amount	355.4	376.4
Derivatives not designated as hedging instruments
Notional amount	355.4	376.4
Commodity options | Not designated as hedging instruments
Derivatives designated as hedging instruments
Notional amount		24.6
Derivatives not designated as hedging instruments
Notional amount		24.6
Other current assets | Forward starting interest rate swaps | Designated as hedging instruments
Derivatives designated as hedging instruments
Asset derivative, fair value, designated as hedging instrument	70.8
Other current assets | Foreign currency forwards | Designated as hedging instruments
Derivatives designated as hedging instruments
Asset derivative, fair value, designated as hedging instrument	2.2	7.7
Other current assets | Commodity swaps | Not designated as hedging instruments
Derivatives not designated as hedging instruments
Asset derivative, not designated as hedging instrument, fair value	44.6	15.1
Other current assets | Commodity options | Not designated as hedging instruments
Derivatives not designated as hedging instruments
Asset derivative, not designated as hedging instrument, fair value		0.3
Other non-current assets | Forward starting interest rate swaps | Designated as hedging instruments
Derivatives designated as hedging instruments
Asset derivative, fair value, designated as hedging instrument		96.3
Other non-current assets | Foreign currency forwards | Designated as hedging instruments
Derivatives designated as hedging instruments
Asset derivative, fair value, designated as hedging instrument	0.2	2.9
Other non-current assets | Commodity swaps | Not designated as hedging instruments
Derivatives not designated as hedging instruments
Asset derivative, not designated as hedging instrument, fair value	2.3	1.5
Accounts payable and other current liabilities | Forward starting interest rate swaps | Designated as hedging instruments
Derivatives designated as hedging instruments
Liability derivative, fair value, designated as hedging instrument	0.0
Accounts payable and other current liabilities | Foreign currency forwards | Designated as hedging instruments
Derivatives designated as hedging instruments
Liability derivative, fair value, designated as hedging instrument	0.0	0.0
Accounts payable and other current liabilities | Commodity swaps | Not designated as hedging instruments
Derivatives not designated as hedging instruments
Liability derivative, not designated as hedging instrument, fair value	(6.0)	(10.5)
Accounts payable and other current liabilities | Commodity options | Not designated as hedging instruments
Derivatives not designated as hedging instruments
Liability derivative, not designated as hedging instrument, fair value		(0.3)
Other liabilities | Forward starting interest rate swaps | Designated as hedging instruments
Derivatives designated as hedging instruments
Liability derivative, fair value, designated as hedging instrument		0.0
Other liabilities | Foreign currency forwards | Designated as hedging instruments
Derivatives designated as hedging instruments
Liability derivative, fair value, designated as hedging instrument	0.0	0.0
Other liabilities | Commodity swaps | Not designated as hedging instruments
Derivatives not designated as hedging instruments
Liability derivative, not designated as hedging instrument, fair value	$ (0.3)	$ (2.4)