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Borrowings - Other (Details) - FHLB Advances - USD ($) $ in Millions		3 Months Ended
	Mar. 22, 2024	Mar. 31, 2024
Borrowings
Outstanding balance		$ 500.0
Basis spread on variable rate (as a percent)		0.10%
FHLB advances interest rate		5.43%
FHLB has an option to cancel the agreement	60 days
Number of days prior notice required for cancellation of debt agreement.	1 day

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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