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Investments - Balance Sheet Offsetting, Liabilities (Details) - Derivative liabilities - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Financial Liability Offsetting
Gross amount of recognized liabilities subject to netting agreements	$ 506.0	$ 494.0
Amount of assets that offset the gross amount of liabilities subject to netting agreements not offset in statement of financial position	(254.8)	(178.5)
Collateral pledged, financial liabilities	(239.4)	(301.1)
Net amount of liabilities subject to netting agreements	$ 11.8	$ 14.4

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Collateral received for derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) subject to master netting agreements or similar agreements.

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Value of financial assets that offset derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) subject to master netting agreements or similar agreements, elected not to be offset in the statement of financial position.

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