Borrowings - Notes payable -Parenthetical (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Advances with FHLB with maturities ranging from 2025 Through 2029
Debt Instrument [Line Items]
Advances with the FHLB, earliest maturity	2025
Advances with the FHLB, latest maturity	2029
Advances with FHLB with maturities ranging from 2025 Through 2029 | Minimum
Debt Instrument [Line Items]
Advances with the FHLB, interest rate	0.54%	0.41%
Advances with FHLB with maturities ranging from 2025 Through 2029 | Maximum
Debt Instrument [Line Items]
Advances with the FHLB, interest rate	5.26%	5.26%
Unsecured senior debt | Fixed Rate maturing on 2028 paying interest semiannually
Debt Instrument [Line Items]
Fixed interest rate percentage	7.25%	7.25%
Debt instrument maturity year	2028
Debt issuance costs	$ 4,082	$ 6,063
Debt Instrument Frequency Of Periodic Payment	semiannually
Junior subordinated debt | Fixed Rate maturing on 2034
Debt Instrument [Line Items]
Debt instrument maturity year	2034
Debt issuance costs	$ 261	$ 288
Junior subordinated debt | Fixed Rate maturing on 2034 | Minimum
Debt Instrument [Line Items]
Fixed interest rate percentage	6.125%	6.125%
Junior subordinated debt | Fixed Rate maturing on 2034 | Maximum
Debt Instrument [Line Items]
Fixed interest rate percentage	6.564%	6.564%