Other Comprehensive Income (Loss) - Reclassification out of AOCI (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total before tax	$ 24,861	$ 27,559
Income tax benefit	(6,138)	(7,155)
Net of tax	18,723	20,404
Accumulated Other Comprehensive Income (Loss) Components
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total before tax	(1,294)	(339)
Income tax benefit	366	95
Net of tax	(928)	(244)
Accumulated Other Comprehensive Income (Loss) Components | Reclassification adjustment for (loss) included in net income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Loss on securities transactions	(1,295)	0
Accumulated Other Comprehensive Income (Loss) Components | Reclassification adjustment of actuarial net gain (loss) included in net income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other non-interest expense, net	$ 1	$ (339)