Changes in Accumulated Other Comprehensive Loss by Component - Reclassification Adjustments (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Losses from the sale of available-for-sale securities	$ 2,621		$ 3,551		$ 8,320	$ 6,653
Tax benefit	198		(2,680)		(5,807)	(7,164)
Net losses reclassified from accumulated other comprehensive loss	(1,788)	$ 15,309	8,254	$ 11,671	13,521	19,925
Amounts Reclassified from Accumulated Other Comprehensive Loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net losses reclassified from accumulated other comprehensive loss	(100)		(1)		(267)	(3)
Losses from the sale of available-for-sale securities | Amounts Reclassified from Accumulated Other Comprehensive Loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Losses from the sale of available-for-sale securities	(126)		(2)		(337)	(4)
Tax benefit	$ 26		$ 1		$ 70	$ 1