Loans and Allowance for Credit Losses - Aging Analysis (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	$ 4,972,821	$ 4,254,795
30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	36,297	34,832
60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	17,001	9,752
Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	48,862	45,893
Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	102,160	90,477
Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	4,870,661	4,164,318
Residential | Construction and land development
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	197,896	216,956
Residential | Construction and land development | 30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	5,048	3,321
Residential | Construction and land development | 60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	5,040	847
Residential | Construction and land development | Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	5,434	2,935
Residential | Construction and land development | Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	15,522	7,103
Residential | Construction and land development | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	182,374	209,853
Residential | Home equity lines of credit
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	739,365	711,167
Residential | Home equity lines of credit | 30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	5,986	4,161
Residential | Home equity lines of credit | 60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	3,320	1,826
Residential | Home equity lines of credit | Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	6,963	8,639
Residential | Home equity lines of credit | Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	16,269	14,626
Residential | Home equity lines of credit | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	723,096	696,541
Residential | Closed end, first liens
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	1,485,700	1,526,543
Residential | Closed end, first liens | 30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	21,493	26,555
Residential | Closed end, first liens | 60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	8,220	6,412
Residential | Closed end, first liens | Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	35,270	33,766
Residential | Closed end, first liens | Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	64,983	66,733
Residential | Closed end, first liens | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	1,420,717	1,459,810
Residential | Closed end, second liens
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	80,748	81,296
Residential | Closed end, second liens | 30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	3,770	716
Residential | Closed end, second liens | 60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	347	667
Residential | Closed end, second liens | Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	1,076	435
Residential | Closed end, second liens | Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	5,193	1,818
Residential | Closed end, second liens | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	75,555	79,478
Commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	900	8,013
Commercial | 30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	79
Commercial | 60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	74	0
Commercial | Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	119	118
Commercial | Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	193	197
Commercial | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	707	7,816
MPP
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	2,468,212	1,710,820
MPP | 30 - 59 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
MPP | 60 - 89 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
MPP | Greater than 90 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
MPP | Total Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
MPP | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	$ 2,468,212	$ 1,710,820