Allowance for Credit Losses - Activity in allowance for credit losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 46,835	$ 40,045	$ 46,732	$ 39,767	$ 39,767
Provision for credit losses	1,950	2,966	3,900	4,766
Loans charged -off	(2,928)	(6,091)	(6,169)	(9,283)
Recoveries	1,230	1,414	2,624	3,084
Ending Balance	47,087	38,334	47,087	38,334	46,732
Commercial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	17,525	13,579	16,963	13,264	13,264
Provision for credit losses	(1,020)	1,811	(245)	2,082
Loans charged -off	(209)	(3,548)	(699)	(3,779)
Recoveries	112	173	389	448
Ending Balance	16,408	12,015	16,408	12,015	16,963
Residential
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	16,965	14,233	17,470	14,327	14,327
Provision for credit losses	820	93	280	(80)
Loans charged -off	(9)	(42)	(117)	(56)
Recoveries	19	40	162	133
Ending Balance	17,795	14,324	17,795	14,324	17,470
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	12,336	11,919	12,046	11,797	11,797
Provision for credit losses	1,834	1,367	3,793	3,134
Loans charged -off	(2,710)	(2,501)	(5,353)	(5,448)
Recoveries	1,099	1,201	2,073	2,503
Ending Balance	12,559	11,986	12,559	11,986	12,046
Unallocated
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	9	314	253	379	379
Provision for credit losses	316	(305)	72	(370)
Ending Balance	$ 325	$ 9	$ 325	$ 9	$ 253