Investments in Limited Partnerships (Details) $ in Millions	12 Months Ended
Dec. 31, 2024 USD ($) item	Dec. 31, 2023 USD ($) item	Dec. 31, 2022 USD ($)
Investments in Limited Partnerships
Number of investments in affordable housing partnerships \| item	23	22
Investments in affordable housing partnerships carrying value, net	$ 98.8	$ 66.3
Federal affordable housing tax credits	106.1
Expected amortization of investments in affordable housing partnerships	95.7
Usage of federal affordable housing tax credits	11.4	7.7	$ 4.9
Actual amortization of investments in affordable housing partnerships	$ 10.2	$ 7.2	$ 4.4

Represents the monetary amount of Actual Amortization of Investments in Affordable Housing Partnerships, during the indicated time period.

No definition available.

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Represents the monetary amount of Expected Amortization of Investments in Affordable Housing Partnerships, as of the indicated date.

No definition available.

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Represents the monetary amount of Federal Affordable Housing Tax Credits, as of the indicated date.

No definition available.

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Represents the monetary amount of Investments in Affordable Housing Partnerships Carrying Value, Net, during the indicated time period.

No definition available.

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No definition available.

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Represents number of Investments in Affordable Housing Partnerships, during the indicated time period.

No definition available.

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Represents the monetary amount of Usage of Federal Affordable Housing Tax Credits, as of the indicated date.

No definition available.

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