Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Statement of Financial Position [Abstract]
Investment securities, held to maturity fair value	$ 1,627,853	$ 1,668,758
Loans, net of allowance for credit losses	$ 50,387	$ 50,029
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, shares authorized (in shares)	99,000,000	99,000,000
Common stock, shares issued (in shares)	44,115,840	44,106,174
Common stock, shares outstanding (in shares)	44,115,840	44,106,174