Income Taxes - Reconciliation of Income Tax Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Disclosure [Abstract]
Computed at the statutory rate	$ 9,819	$ 14,375	$ 19,270	$ 26,183
State income taxes, net of federal tax benefit	(301)	454	(726)	697
Stock-based compensation	14	129	468	441
Tax exempt interest income	(3,841)	(3,871)	(7,708)	(7,675)
Tax exempt earnings on BOLI	(781)	(776)	(1,621)	(1,337)
Federal tax credits	(561)	(495)	(1,121)	(934)
Other differences, net	1,639	323	3,560	3,401
Actual tax provision	$ 5,988	$ 10,139	$ 12,122	$ 20,776