Allowance for Credit Losses - Activity in allowance for credit losses (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 46,732	$ 39,767	$ 39,767
Provision for credit losses	1,950	1,800
Loans charged -off	(3,241)	(3,192)
Recoveries	1,394	1,670
Ending Balance	46,835	40,045	46,732
Commercial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	16,963	13,264	13,264
Provision for credit losses	775	271
Loans charged -off	(490)	(231)
Recoveries	277	275
Ending Balance	17,525	13,579	16,963
Residential
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	17,470	14,327	14,327
Provision for credit losses	(540)	(173)
Loans charged -off	(108)	(14)
Recoveries	143	93
Ending Balance	16,965	14,233	17,470
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	12,046	11,797	11,797
Provision for credit losses	1,959	1,767
Loans charged -off	(2,643)	(2,947)
Recoveries	974	1,302
Ending Balance	12,336	11,919	12,046
Unallocated
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	253	379	379
Provision for credit losses	(244)	(65)
Ending Balance	$ 9	$ 314	$ 253