Debt Securities Held to Maturity - Schedule of Debt Securities, Held-to-Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 398,351	$ 401,154
Gross Unrealized Gains	0	0
Gross Unrealized (Losses)	(46,360)	(43,977)
Allowance for Credit Losses	0	0
Fair Value	351,991	357,177
U.S. government and agency obligations
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	49,871	49,871
Gross Unrealized Gains	0	0
Gross Unrealized (Losses)	(6,064)	(5,902)
Allowance for Credit Losses	0	0
Fair Value	43,807	43,969
Mortgage-backed securities and collateralized mortgage obligations
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	348,480	351,283
Gross Unrealized Gains	0	0
Gross Unrealized (Losses)	(40,296)	(38,075)
Allowance for Credit Losses	0	0
Fair Value	$ 308,184	$ 313,208