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Loans and Allowance for Credit Losses on Loans - Schedule of Loans by Risk Grade and Origination Year (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | $ 91,080 |  | $ 91,080 |  | $ 338,104
Financing receivable, originated, year two | 328,118 |  | 328,118 |  | 336,584
Financing receivable, originated, year three | 334,280 |  | 334,280 |  | 280,304
Financing receivable, originated, year four | 271,946 |  | 271,946 |  | 269,247
Financing receivable, originated, year five | 252,605 |  | 252,605 |  | 198,510
Prior | 657,256 |  | 657,256 |  | 496,053
Revolving Loans Amortized Cost | 167,511 |  | 167,511 |  | 173,744
Total | 2,102,796 |  | 2,102,796 |  | 2,092,546
Gross current period charge-offs, originated, year one |  |  | (6) |  |
Gross current period charge-offs, originated, year two |  |  | (5) |  |
Gross current period charge-offs, originated, year three |  |  | 0 |  |
Gross current period charge-offs, originated, year four |  |  | (4) |  |
Gross current period charge-offs, originated, year five |  |  | (3) |  |
Gross current period charge-offs, originated, prior |  |  | (1) |  |
Gross current period charge-offs, originated, Revolving Loans Amortized Cost |  |  | (4) |  |
Gross current period charge-offs, originated, total | (9) | $ (20) | (23) | $ (22) |
Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 91,080 |  | 91,080 |  | 337,829
Financing receivable, originated, year two | 325,029 |  | 325,029 |  | 316,949
Financing receivable, originated, year three | 312,814 |  | 312,814 |  | 266,856
Financing receivable, originated, year four | 258,998 |  | 258,998 |  | 261,577
Financing receivable, originated, year five | 233,691 |  | 233,691 |  | 188,741
Prior | 604,229 |  | 604,229 |  | 459,651
Revolving Loans Amortized Cost | 152,354 |  | 152,354 |  | 172,627
Total | 1,978,195 |  | 1,978,195 |  | 2,004,230
Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 275
Financing receivable, originated, year two | 2,815 |  | 2,815 |  | 17,371
Financing receivable, originated, year three | 19,239 |  | 19,239 |  | 12,097
Financing receivable, originated, year four | 11,918 |  | 11,918 |  | 6,510
Financing receivable, originated, year five | 18,914 |  | 18,914 |  | 9,769
Prior | 24,998 |  | 24,998 |  | 13,783
Revolving Loans Amortized Cost | 8,656 |  | 8,656 |  | 402
Total | 86,540 |  | 86,540 |  | 60,207
Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 274 |  | 274 |  | 2,264
Financing receivable, originated, year three | 2,227 |  | 2,227 |  | 1,252
Financing receivable, originated, year four | 1,030 |  | 1,030 |  | 1,160
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 28,029 |  | 28,029 |  | 22,619
Revolving Loans Amortized Cost | 6,501 |  | 6,501 |  | 715
Total | 38,061 |  | 38,061 |  | 28,010
Doubtful |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one |  |  |  |  | 0
Financing receivable, originated, year two |  |  |  |  | 0
Financing receivable, originated, year three |  |  |  |  | 99
Financing receivable, originated, year four |  |  |  |  | 0
Financing receivable, originated, year five |  |  |  |  | 0
Prior |  |  |  |  | 0
Revolving Loans Amortized Cost |  |  |  |  | 0
Total |  |  |  |  | 99
Commercial loans | Commercial and industrial |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 30,686 |  | 30,686 |  | 15,624
Financing receivable, originated, year two | 11,755 |  | 11,755 |  | 6,679
Financing receivable, originated, year three | 3,726 |  | 3,726 |  | 8,855
Financing receivable, originated, year four | 6,203 |  | 6,203 |  | 22,254
Financing receivable, originated, year five | 19,137 |  | 19,137 |  | 9,198
Prior | 29,592 |  | 29,592 |  | 25,579
Revolving Loans Amortized Cost | 82,058 |  | 82,058 |  | 85,358
Total | 183,157 |  | 183,157 |  | 173,547
Gross current period charge-offs, originated, year one |  |  | 0 |  |
Gross current period charge-offs, originated, year two |  |  | 0 |  |
Gross current period charge-offs, originated, year three |  |  | 0 |  |
Gross current period charge-offs, originated, year four |  |  | 0 |  |
Gross current period charge-offs, originated, year five |  |  | (3) |  |
Gross current period charge-offs, originated, prior |  |  | 0 |  |
Gross current period charge-offs, originated, Revolving Loans Amortized Cost |  |  | 0 |  |
Gross current period charge-offs, originated, total | 0 | 0 | (3) | 0 |
Commercial loans | Commercial and industrial | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 30,686 |  | 30,686 |  | 15,349
Financing receivable, originated, year two | 11,481 |  | 11,481 |  | 6,679
Financing receivable, originated, year three | 3,726 |  | 3,726 |  | 7,603
Financing receivable, originated, year four | 5,173 |  | 5,173 |  | 19,982
Financing receivable, originated, year five | 16,419 |  | 16,419 |  | 5,362
Prior | 25,287 |  | 25,287 |  | 24,954
Revolving Loans Amortized Cost | 67,323 |  | 67,323 |  | 84,655
Total | 160,095 |  | 160,095 |  | 164,584
Commercial loans | Commercial and industrial | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 275
Financing receivable, originated, year two | 0 |  | 0 |  | 0
Financing receivable, originated, year three | 0 |  | 0 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 2,272
Financing receivable, originated, year five | 2,718 |  | 2,718 |  | 3,836
Prior | 664 |  | 664 |  | 0
Revolving Loans Amortized Cost | 8,656 |  | 8,656 |  | 402
Total | 12,038 |  | 12,038 |  | 6,785
Commercial loans | Commercial and industrial | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 274 |  | 274 |  | 0
Financing receivable, originated, year three | 0 |  | 0 |  | 1,252
Financing receivable, originated, year four | 1,030 |  | 1,030 |  | 0
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 3,641 |  | 3,641 |  | 625
Revolving Loans Amortized Cost | 6,079 |  | 6,079 |  | 301
Total | 11,024 |  | 11,024 |  | 2,178
Commercial real estate loans | Commercial owner-occupied |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 1,045 |  | 1,045 |  | 54,188
Financing receivable, originated, year two | 55,268 |  | 55,268 |  | 68,279
Financing receivable, originated, year three | 66,631 |  | 66,631 |  | 40,468
Financing receivable, originated, year four | 39,447 |  | 39,447 |  | 46,262
Financing receivable, originated, year five | 44,691 |  | 44,691 |  | 35,111
Prior | 137,869 |  | 137,869 |  | 110,569
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 344,951 |  | 344,951 |  | 354,877
Gross current period charge-offs, originated, total | 0 | 0 | 0 | 0 |
Commercial real estate loans | Commercial owner-occupied | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 1,045 |  | 1,045 |  | 54,188
Financing receivable, originated, year two | 55,268 |  | 55,268 |  | 52,080
Financing receivable, originated, year three | 50,712 |  | 50,712 |  | 40,369
Financing receivable, originated, year four | 39,447 |  | 39,447 |  | 44,798
Financing receivable, originated, year five | 44,398 |  | 44,398 |  | 29,856
Prior | 125,506 |  | 125,506 |  | 104,377
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 316,376 |  | 316,376 |  | 325,668
Commercial real estate loans | Commercial owner-occupied | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 0 |  | 0 |  | 16,199
Financing receivable, originated, year three | 15,919 |  | 15,919 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 304
Financing receivable, originated, year five | 293 |  | 293 |  | 5,255
Prior | 10,537 |  | 10,537 |  | 4,493
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 26,749 |  | 26,749 |  | 26,251
Commercial real estate loans | Commercial owner-occupied | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 0 |  | 0 |  | 0
Financing receivable, originated, year three | 0 |  | 0 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 1,160
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 1,826 |  | 1,826 |  | 1,699
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 1,826 |  | 1,826 |  | 2,859
Commercial real estate loans | Commercial owner-occupied | Doubtful |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one |  |  |  |  | 0
Financing receivable, originated, year two |  |  |  |  | 0
Financing receivable, originated, year three |  |  |  |  | 99
Financing receivable, originated, year four |  |  |  |  | 0
Financing receivable, originated, year five |  |  |  |  | 0
Prior |  |  |  |  | 0
Revolving Loans Amortized Cost |  |  |  |  | 0
Total |  |  |  |  | 99
Commercial real estate loans | Commercial non-owner occupied |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 21,865 |  | 21,865 |  | 177,822
Financing receivable, originated, year two | 178,012 |  | 178,012 |  | 214,664
Financing receivable, originated, year three | 214,160 |  | 214,160 |  | 167,375
Financing receivable, originated, year four | 165,357 |  | 165,357 |  | 164,604
Financing receivable, originated, year five | 161,431 |  | 161,431 |  | 129,844
Prior | 455,333 |  | 455,333 |  | 337,523
Revolving Loans Amortized Cost | 0 |  | 0 |  | 57
Total | 1,196,158 |  | 1,196,158 |  | 1,191,889
Gross current period charge-offs, originated, total | 0 | 0 |  |  |
Commercial real estate loans | Commercial non-owner occupied | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 21,865 |  | 21,865 |  | 177,822
Financing receivable, originated, year two | 175,197 |  | 175,197 |  | 211,228
Financing receivable, originated, year three | 208,613 |  | 208,613 |  | 155,278
Financing receivable, originated, year four | 153,439 |  | 153,439 |  | 160,670
Financing receivable, originated, year five | 145,528 |  | 145,528 |  | 129,166
Prior | 419,415 |  | 419,415 |  | 308,509
Revolving Loans Amortized Cost | 0 |  | 0 |  | 57
Total | 1,124,057 |  | 1,124,057 |  | 1,142,730
Commercial real estate loans | Commercial non-owner occupied | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 2,815 |  | 2,815 |  | 1,172
Financing receivable, originated, year three | 3,320 |  | 3,320 |  | 12,097
Financing receivable, originated, year four | 11,918 |  | 11,918 |  | 3,934
Financing receivable, originated, year five | 15,903 |  | 15,903 |  | 678
Prior | 13,797 |  | 13,797 |  | 9,290
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 47,753 |  | 47,753 |  | 27,171
Commercial real estate loans | Commercial non-owner occupied | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 0 |  | 0 |  | 2,264
Financing receivable, originated, year three | 2,227 |  | 2,227 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 0
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 22,121 |  | 22,121 |  | 19,724
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 24,348 |  | 24,348 |  | 21,988
Commercial real estate loans | Construction |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 10,537 |  | 10,537 |  | 49,262
Financing receivable, originated, year two | 45,971 |  | 45,971 |  | 19,393
Financing receivable, originated, year three | 24,061 |  | 24,061 |  | 28,861
Financing receivable, originated, year four | 28,417 |  | 28,417 |  | 7,745
Financing receivable, originated, year five | 0 |  | 0 |  | 9,112
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 108,986 |  | 108,986 |  | 114,373
Gross current period charge-offs, originated, total | 0 | 0 | 0 | 0 |
Commercial real estate loans | Construction | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 10,537 |  | 10,537 |  | 49,262
Financing receivable, originated, year two | 45,971 |  | 45,971 |  | 19,393
Financing receivable, originated, year three | 24,061 |  | 24,061 |  | 28,861
Financing receivable, originated, year four | 28,417 |  | 28,417 |  | 7,745
Financing receivable, originated, year five | 0 |  | 0 |  | 9,112
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 108,986 |  | 108,986 |  | 114,373
Residential loans | Home equity |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 0 |  | 0 |  | 0
Financing receivable, originated, year three | 0 |  | 0 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 0
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 1,158 |  | 1,158 |  | 1,363
Revolving Loans Amortized Cost | 84,429 |  | 84,429 |  | 87,385
Total | 85,587 |  | 85,587 |  | 88,748
Gross current period charge-offs, originated, total | 0 | 0 | 0 | 0 |
Residential loans | Home equity | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 0 |  | 0 |  | 0
Financing receivable, originated, year three | 0 |  | 0 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 0
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 717 |  | 717 |  | 883
Revolving Loans Amortized Cost | 84,007 |  | 84,007 |  | 86,971
Total | 84,724 |  | 84,724 |  | 87,854
Residential loans | Home equity | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 0 |  | 0 |  | 0
Financing receivable, originated, year two | 0 |  | 0 |  | 0
Financing receivable, originated, year three | 0 |  | 0 |  | 0
Financing receivable, originated, year four | 0 |  | 0 |  | 0
Financing receivable, originated, year five | 0 |  | 0 |  | 0
Prior | 441 |  | 441 |  | 480
Revolving Loans Amortized Cost | 422 |  | 422 |  | 414
Total | 863 |  | 863 |  | 894
Residential loans | Other residential |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 12,521 |  | 12,521 |  | 21,154
Financing receivable, originated, year two | 20,322 |  | 20,322 |  | 14,547
Financing receivable, originated, year three | 13,818 |  | 13,818 |  | 29,018
Financing receivable, originated, year four | 27,340 |  | 27,340 |  | 21,890
Financing receivable, originated, year five | 21,605 |  | 21,605 |  | 11,064
Prior | 23,040 |  | 23,040 |  | 14,450
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 118,646 |  | 118,646 |  | 112,123
Gross current period charge-offs, originated, total | 0 | 0 | 0 | 0 |
Residential loans | Other residential | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 12,521 |  | 12,521 |  | 21,154
Financing receivable, originated, year two | 20,322 |  | 20,322 |  | 14,547
Financing receivable, originated, year three | 13,818 |  | 13,818 |  | 29,018
Financing receivable, originated, year four | 27,340 |  | 27,340 |  | 21,890
Financing receivable, originated, year five | 21,605 |  | 21,605 |  | 11,064
Prior | 23,040 |  | 23,040 |  | 14,450
Revolving Loans Amortized Cost | 0 |  | 0 |  | 0
Total | 118,646 |  | 118,646 |  | 112,123
Consumer loans | Installment and other consumer loans |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 14,426 |  | 14,426 |  | 20,054
Financing receivable, originated, year two | 16,790 |  | 16,790 |  | 13,022
Financing receivable, originated, year three | 11,884 |  | 11,884 |  | 5,727
Financing receivable, originated, year four | 5,182 |  | 5,182 |  | 6,492
Financing receivable, originated, year five | 5,741 |  | 5,741 |  | 4,181
Prior | 10,264 |  | 10,264 |  | 6,569
Revolving Loans Amortized Cost | 1,024 |  | 1,024 |  | 944
Total | 65,311 |  | 65,311 |  | 56,989
Gross current period charge-offs, originated, year one |  |  | (6) |  |
Gross current period charge-offs, originated, year two |  |  | (5) |  |
Gross current period charge-offs, originated, year three |  |  | 0 |  |
Gross current period charge-offs, originated, year four |  |  | (4) |  |
Gross current period charge-offs, originated, year five |  |  | 0 |  |
Gross current period charge-offs, originated, prior |  |  | (1) |  |
Gross current period charge-offs, originated, Revolving Loans Amortized Cost |  |  | (4) |  |
Gross current period charge-offs, originated, total | (9) | $ (20) | (20) | $ (22) |
Consumer loans | Installment and other consumer loans | Pass and Watch |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one | 14,426 |  | 14,426 |  | 20,054
Financing receivable, originated, year two | 16,790 |  | 16,790 |  | 13,022
Financing receivable, originated, year three | 11,884 |  | 11,884 |  | 5,727
Financing receivable, originated, year four | 5,182 |  | 5,182 |  | 6,492
Financing receivable, originated, year five | 5,741 |  | 5,741 |  | 4,181
Prior | 10,264 |  | 10,264 |  | 6,478
Revolving Loans Amortized Cost | 1,024 |  | 1,024 |  | 944
Total | $ 65,311 |  | $ 65,311 |  | 56,898
Consumer loans | Installment and other consumer loans | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Financing receivable, originated, year one |  |  |  |  | 0
Financing receivable, originated, year two |  |  |  |  | 0
Financing receivable, originated, year three |  |  |  |  | 0
Financing receivable, originated, year four |  |  |  |  | 0
Financing receivable, originated, year five |  |  |  |  | 0
Prior |  |  |  |  | 91
Revolving Loans Amortized Cost |  |  |  |  | 0
Total |  |  |  |  | $ 91

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