Loans Receivable and Allowance for Credit Losses - Schedule of Nonperforming Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items]
Total	$ 4,468,476	$ 4,275,178
1-4 Family Construction
Financing Receivable, Credit Quality Indicator [Line Items]
2023	23,465	30,451
2022	14,915	16,360
2021	10,079	2,577
2020	1,206	752
2019	685	62
Prior	58	0
Revolving Loans Amortized Cost Basis	799	969
Revolving Loans Converted to Term	0	0
Total	51,207	51,171
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving Loans Amortized Cost Basis	0
Revolving Loans Converted to Term	0
Total	0
Home equity lines of credit
Financing Receivable, Credit Quality Indicator [Line Items]
2023	27,110	34,738
2022	32,027	13,654
2021	11,437	12,903
2020	9,844	8,597
2019	6,781	7,924
Prior	30,481	38,592
Revolving Loans Amortized Cost Basis	7,479	8,484
Revolving Loans Converted to Term	5,541	0
Total	130,700	124,892
2023	0
2022	0
2021	0
2020	0
2019	10
Prior	0
Revolving Loans Amortized Cost Basis	0
Revolving Loans Converted to Term	0
Total	10
Residential Mortgages secured by first liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	135,019	229,842
2022	233,520	223,293
2021	200,784	159,924
2020	143,933	91,819
2019	77,785	50,003
Prior	196,746	184,089
Revolving Loans Amortized Cost Basis	3,199	3,561
Revolving Loans Converted to Term	0	0
Total	990,986	942,531
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	22
Revolving Loans Amortized Cost Basis	95
Revolving Loans Converted to Term	0
Total	117
Residential Mortgages secured by junior liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	28,685	31,837
2022	27,070	17,163
2021	14,027	8,326
2020	7,102	4,956
2019	3,888	3,073
Prior	8,875	8,442
Revolving Loans Amortized Cost Basis	1,416	841
Revolving Loans Converted to Term	0	0
Total	91,063	74,638
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving Loans Amortized Cost Basis	0
Revolving Loans Converted to Term	0
Total	0
Other revolving credit plans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	8,684	10,778
2022	8,056	2,820
2021	2,737	7,911
2020	11,274	2,268
2019	1,634	2,279
Prior	10,492	10,316
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	42,877	36,372
2023	0
2022	0
2021	50
2020	4
2019	16
Prior	49
Revolving Loans Amortized Cost Basis	0
Revolving Loans Converted to Term	0
Total	119
Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
2023	12,561	10,146
2022	6,851	4,637
2021	2,597	2,955
2020	1,479	2,356
2019	1,030	1,119
Prior	797	593
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	25,315	21,806
2023	18
2022	23
2021	0
2020	8
2019	7
Prior	0
Revolving Loans Amortized Cost Basis	0
Revolving Loans Converted to Term	0
Total	56
Other consumer
Financing Receivable, Credit Quality Indicator [Line Items]
2023	27,485	27,102
2022	12,591	12,340
2021	5,371	5,418
2020	3,119	2,198
2019	1,477	782
Prior	1,549	1,304
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	51,592	49,144
2023	210
2022	1,164
2021	467
2020	96
2019	33
Prior	12
Revolving Loans Amortized Cost Basis	0
Revolving Loans Converted to Term	0
Total	1,982
Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Total	1,376,380	1,294,785
Performing | 1-4 Family Construction
Financing Receivable, Credit Quality Indicator [Line Items]
2023	23,465	30,451
2022	14,915	16,360
2021	10,079	2,577
2020	1,206	752
2019	685	62
Prior	58	0
Revolving Loans Amortized Cost Basis	799	969
Revolving Loans Converted to Term	0	0
Total	51,207	51,171
Performing | Home equity lines of credit
Financing Receivable, Credit Quality Indicator [Line Items]
2023	27,110	34,738
2022	32,027	13,654
2021	11,437	12,903
2020	9,844	8,587
2019	6,781	7,924
Prior	30,467	38,127
Revolving Loans Amortized Cost Basis	7,479	8,484
Revolving Loans Converted to Term	4,615	0
Total	129,760	124,417
Performing | Residential Mortgages secured by first liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	134,522	229,842
2022	233,346	222,522
2021	199,997	159,651
2020	143,318	91,238
2019	77,293	49,587
Prior	194,010	181,939
Revolving Loans Amortized Cost Basis	3,161	3,375
Revolving Loans Converted to Term	0	0
Total	985,647	938,154
Performing | Residential Mortgages secured by junior liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	28,685	31,837
2022	27,032	17,163
2021	14,027	8,326
2020	7,102	4,956
2019	3,888	3,073
Prior	8,833	8,395
Revolving Loans Amortized Cost Basis	1,373	797
Revolving Loans Converted to Term	0	0
Total	90,940	74,547
Performing | Other revolving credit plans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	8,684	10,778
2022	8,027	2,820
2021	2,732	7,911
2020	11,274	2,264
2019	1,634	2,265
Prior	10,445	10,308
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	42,796	36,346
Performing | Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
2023	12,545	10,146
2022	6,800	4,637
2021	2,597	2,945
2020	1,472	2,349
2019	1,025	1,117
Prior	797	593
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	25,236	21,787
Performing | Other consumer
Financing Receivable, Credit Quality Indicator [Line Items]
2023	27,202	26,699
2022	12,261	12,120
2021	5,255	5,333
2020	3,107	2,176
2019	1,471	776
Prior	1,498	1,259
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	50,794	48,363
Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Total	7,360	5,769
Nonperforming | 1-4 Family Construction
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
Prior	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Nonperforming | Home equity lines of credit
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	10
2019	0	0
Prior	14	465
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	926	0
Total	940	475
Nonperforming | Residential Mortgages secured by first liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	497	0
2022	174	771
2021	787	273
2020	615	581
2019	492	416
Prior	2,736	2,150
Revolving Loans Amortized Cost Basis	38	186
Revolving Loans Converted to Term	0	0
Total	5,339	4,377
Nonperforming | Residential Mortgages secured by junior liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	38	0
2021	0	0
2020	0	0
2019	0	0
Prior	42	47
Revolving Loans Amortized Cost Basis	43	44
Revolving Loans Converted to Term	0	0
Total	123	91
Nonperforming | Other revolving credit plans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	29	0
2021	5	0
2020	0	4
2019	0	14
Prior	47	8
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	81	26
Nonperforming | Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
2023	16	0
2022	51	0
2021	0	10
2020	7	7
2019	5	2
Prior	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	79	19
Nonperforming | Other consumer
Financing Receivable, Credit Quality Indicator [Line Items]
2023	283	403
2022	330	220
2021	116	85
2020	12	22
2019	6	6
Prior	51	45
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	$ 798	$ 781