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Short and Long-term Funding Short and Long-term Funding (Details Textuals) - USD ($) $ in Thousands					12 Months Ended
	Aug. 29, 2029	Aug. 29, 2024	Feb. 06, 2023	Nov. 13, 2014	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Fair Value of Pledged Securities to Securities Sold under Agreements to Repurchase					176.00%
Senior Notes					$ 300,000	$ 0
Debt Instrument, Rate Conversion Date		Aug. 29, 2029
Debt Instrument, Redemption Period, Start Date			Mar. 01, 2028
Interest Added to 5 Year UST Rate			2.812%
Debt, Weighted Average Interest Rate					3.77%	4.93%
FHLB Advances, Prepayment Amount					$ 600,000
FHLB Advances, Prepayment Penalty					14,243
Maximum [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged					$ 10,900,000
Two Thousand Twenty Four Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Issuance Date Month, Year		August 2024
Senior Notes		$ 300,000
Debt Instrument, Interest Rate, Stated Percentage		6.455%
Debt Instrument, Maturity Date		Aug. 29, 2030
Interest Added to Compound SOFR, effective floating rate		3.03%
Debt Instrument, Redemption Period, Start Date	Aug. 29, 2029
Debt Instrument, Redemption		Jul. 30, 2030
Two Thousand Fourteen Subordinated Notes [Member]
Debt Instrument [Line Items]
Junior Subordinated Debentures Issued				$ 250,000
Debt Instrument, Term				10 years
Debt Instrument Call Date Earliest Month Year				October 2024
Subordinated Borrowing, Interest Rate				4.25%
Debt Instrument, Maturity Date Month, Year				January 2025
Two Thousand Twenty Three Subordinated Notes
Debt Instrument [Line Items]
Debt Instrument, Maturity Date			Mar. 01, 2033
Junior Subordinated Debentures Issued			$ 300,000
Debt Instrument, Term			10 years
Subordinated Borrowing, Interest Rate			6.625%