Investment Securities - Narrative (Details) - USD ($)	Jun. 30, 2024	Dec. 31, 2023
Variable Interest Entity [Line Items]
Investment securities HTM	$ 0	$ 0
Financing receivable, allowance for credit loss	0	0
Accrued interest receivable on securities	1,300,000	1,400,000
U.S. Government-sponsored enterprises
Variable Interest Entity [Line Items]
Investment securities AFS	39,800,000	8,900,000
Asset Pledged as Collateral without Right
Variable Interest Entity [Line Items]
Investment securities AFS	$ 88,100,000	$ 926,000