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Loans - Summary of Past Due Loans (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans $ 2,581,638 $ 2,430,750
30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 6,128 6,543
60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 5,045 857
Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,260 2,498
Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 13,433 9,898
Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,568,205 2,420,852
Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,169,500 1,961,425
Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 4,283 4,501
Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,890 493
Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,691 1,221
Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 7,864 6,215
Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,161,636 1,955,210
Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 412,138 469,325
Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,845 2,042
Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,155 364
Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 569 1,277
Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 5,569 3,683
Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 406,569 465,642
Real estate loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,143,056 2,017,779
Real estate loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 5,116 6,086
Real estate loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 4,891 622
Real estate loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,984 2,038
Real estate loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 11,991 8,746
Real estate loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,131,065 2,009,033
Real estate loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,761,754 1,591,124
Real estate loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,554 4,085
Real estate loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,748 486
Real estate loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,502 820
Real estate loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 6,804 5,391
Real estate loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,754,950 1,585,733
Real estate loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 381,302 426,655
Real estate loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,562 2,001
Real estate loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,143 136
Real estate loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 482 1,218
Real estate loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 5,187 3,355
Real estate loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 376,115 423,300
Other loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 438,582 412,971
Other loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,012 457
Other loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 154 235
Other loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 276 460
Other loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,442 1,152
Other loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 437,140 411,819
Other loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 407,746 370,301
Other loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 729 416
Other loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 142 7
Other loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 189 401
Other loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,060 824
Other loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 406,686 369,477
Other loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 30,836 42,670
Other loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 283 41
Other loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 12 228
Other loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 87 59
Other loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 382 328
Other loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 30,454 42,342
One- to four-family first mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 433,401 389,616
One- to four-family first mortgage | Real estate loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 433,401 389,616
One- to four-family first mortgage | Real estate loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 4,410 2,081
One- to four-family first mortgage | Real estate loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,475 283
One- to four-family first mortgage | Real estate loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 798 1,165
One- to four-family first mortgage | Real estate loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 6,683 3,529
One- to four-family first mortgage | Real estate loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 426,718 386,087
One- to four-family first mortgage | Real estate loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 358,870 299,830
One- to four-family first mortgage | Real estate loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,867 490
One- to four-family first mortgage | Real estate loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 978 147
One- to four-family first mortgage | Real estate loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 331 646
One- to four-family first mortgage | Real estate loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 4,176 1,283
One- to four-family first mortgage | Real estate loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 354,694 298,547
One- to four-family first mortgage | Real estate loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 74,531 89,786
One- to four-family first mortgage | Real estate loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,543 1,591
One- to four-family first mortgage | Real estate loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 497 136
One- to four-family first mortgage | Real estate loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 467 519
One- to four-family first mortgage | Real estate loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,507 2,246
One- to four-family first mortgage | Real estate loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 72,024 87,540
Home equity loans and lines    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 68,977 61,863
Home equity loans and lines | Real estate loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 68,977 61,863
Home equity loans and lines | Real estate loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 162 156
Home equity loans and lines | Real estate loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1 0
Home equity loans and lines | Real estate loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 35 1
Home equity loans and lines | Real estate loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 198 157
Home equity loans and lines | Real estate loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 68,779 61,706
Home equity loans and lines | Real estate loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 61,283 52,990
Home equity loans and lines | Real estate loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 143 40
Home equity loans and lines | Real estate loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Home equity loans and lines | Real estate loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 35 0
Home equity loans and lines | Real estate loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 178 40
Home equity loans and lines | Real estate loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 61,105 52,950
Home equity loans and lines | Real estate loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 7,694 8,873
Home equity loans and lines | Real estate loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 19 116
Home equity loans and lines | Real estate loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1 0
Home equity loans and lines | Real estate loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 1
Home equity loans and lines | Real estate loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 20 117
Home equity loans and lines | Real estate loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 7,674 8,756
Commercial real estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,192,691 1,152,537
Commercial real estate | Real estate loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,192,691 1,152,537
Commercial real estate | Real estate loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 112 3,504
Commercial real estate | Real estate loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,414 179
Commercial real estate | Real estate loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 593
Commercial real estate | Real estate loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,526 4,276
Commercial real estate | Real estate loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,189,165 1,148,261
Commercial real estate | Real estate loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 923,724 856,512
Commercial real estate | Real estate loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 112 3,210
Commercial real estate | Real estate loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 769 179
Commercial real estate | Real estate loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 27
Commercial real estate | Real estate loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 881 3,416
Commercial real estate | Real estate loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 922,843 853,096
Commercial real estate | Real estate loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 268,967 296,025
Commercial real estate | Real estate loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 294
Commercial real estate | Real estate loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,645 0
Commercial real estate | Real estate loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 566
Commercial real estate | Real estate loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,645 860
Commercial real estate | Real estate loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 266,322 295,165
Construction and land    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 340,724 313,175
Construction and land | Real estate loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 340,724 313,175
Construction and land | Real estate loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 432 345
Construction and land | Real estate loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1 160
Construction and land | Real estate loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,151 279
Construction and land | Real estate loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,584 784
Construction and land | Real estate loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 339,140 312,391
Construction and land | Real estate loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 314,279 285,392
Construction and land | Real estate loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 432 345
Construction and land | Real estate loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1 160
Construction and land | Real estate loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,136 147
Construction and land | Real estate loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 1,569 652
Construction and land | Real estate loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 312,710 284,740
Construction and land | Real estate loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 26,445 27,783
Construction and land | Real estate loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Construction and land | Real estate loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Construction and land | Real estate loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 15 132
Construction and land | Real estate loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 15 132
Construction and land | Real estate loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 26,430 27,651
Multi-family residential    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 107,263 100,588
Multi-family residential | Real estate loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 107,263 100,588
Multi-family residential | Real estate loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 107,263 100,588
Multi-family residential | Real estate loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 103,598 96,400
Multi-family residential | Real estate loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 103,598 96,400
Multi-family residential | Real estate loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,665 4,188
Multi-family residential | Real estate loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 0
Multi-family residential | Real estate loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 3,665 4,188
Commercial and industrial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 405,659 377,894
Commercial and industrial | Other loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 405,659 377,894
Commercial and industrial | Other loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 596 152
Commercial and industrial | Other loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 11 225
Commercial and industrial | Other loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 221 248
Commercial and industrial | Other loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 828 625
Commercial and industrial | Other loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 404,831 377,269
Commercial and industrial | Other loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 377,264 338,780
Commercial and industrial | Other loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 325 152
Commercial and industrial | Other loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 11 0
Commercial and industrial | Other loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 189 210
Commercial and industrial | Other loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 525 362
Commercial and industrial | Other loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 376,739 338,418
Commercial and industrial | Other loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 28,395 39,114
Commercial and industrial | Other loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 271 0
Commercial and industrial | Other loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 225
Commercial and industrial | Other loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 32 38
Commercial and industrial | Other loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 303 263
Commercial and industrial | Other loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 28,092 38,851
Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 32,923 35,077
Consumer | Other loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 32,923 35,077
Consumer | Other loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 416 305
Consumer | Other loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 143 10
Consumer | Other loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 55 212
Consumer | Other loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 614 527
Consumer | Other loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 32,309 34,550
Consumer | Other loans: | Originated loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 30,482 31,521
Consumer | Other loans: | Originated loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 404 264
Consumer | Other loans: | Originated loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 131 7
Consumer | Other loans: | Originated loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 0 191
Consumer | Other loans: | Originated loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 535 462
Consumer | Other loans: | Originated loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 29,947 31,059
Consumer | Other loans: | Acquired loans:    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 2,441 3,556
Consumer | Other loans: | Acquired loans: | 30-59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 12 41
Consumer | Other loans: | Acquired loans: | 60-89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 12 3
Consumer | Other loans: | Acquired loans: | Greater Than 90 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 55 21
Consumer | Other loans: | Acquired loans: | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans 79 65
Consumer | Other loans: | Acquired loans: | Current Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans $ 2,362 $ 3,491