Investment Securities - Schedule of Gross Unrealized Losses and Fair Value (Details) $ in Thousands	Jun. 30, 2023 USD ($) position	Dec. 31, 2022 USD ($) position
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items]
Less than 12 months, Fair value	$ 107,854	$ 142,553
Less than 12 months, Unrealized loss	(908)	(1,380)
Greater than 12 months, Fair Value	155,695	147,757
Greater than 12 months, Unrealized loss	(6,183)	(8,148)
Total, Fair value	263,549	290,310
Total, Unrealized Loss	$ (7,091)	$ (9,528)
Less than 12 months, Number of positions | position	94	92
Greater than 12 months, Number of positions | position	29	24
Total, Number of positions | position	123	116
U.S. government and government agencies and authorities
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items]
Less than 12 months, Fair value	$ 21,726	$ 64,261
Less than 12 months, Unrealized loss	(187)	(958)
Greater than 12 months, Fair Value	155,695	147,757
Greater than 12 months, Unrealized loss	(6,170)	(8,148)
Total, Fair value	177,421	212,018
Total, Unrealized Loss	(6,357)	(9,106)
Corporate debt securities
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items]
Less than 12 months, Fair value	86,128	78,292
Less than 12 months, Unrealized loss	(721)	(422)
Greater than 12 months, Fair Value	0	0
Greater than 12 months, Unrealized loss	(13)	0
Total, Fair value	86,128	78,292
Total, Unrealized Loss	$ (734)	$ (422)