Derivative Financial Instruments and Hedging Activities - Schedule of Fair Value by Balance Sheet Location (Details) - Not Designated as Hedging Instrument - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Derivative [Line Items]
Derivative Asset, Fair Value, Gross	$ 1,007.9	$ 338.8
Cash collateral	112.5	25.9
Derivative Asset, Fair Value, Gross, Total net of cash collateral	895.4	312.9
Derivative Liabilities, Fair Value, Gross	987.8	307.8
Cash collateral	142.3	24.8
Derivative Liabilities, Fair Value, Gross, Total net of cash collateral	845.5	283.0
Derivative Assets	484.7	120.9
Derivative Assets, Total net of cash collateral	372.2	95.0
Derivative Liabilities, Fair Value, Net	464.6	89.9
Derivative Liabilities, Total net of cash collateral	$ 322.3	$ 65.1

Derivative Asset, Fair Value, Gross, Amount Offset Against Collateral

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Derivative Liability, Fair Value, Gross, Amount Offset Against Collateral

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Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets.

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Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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