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v3.25.2

Allowance for Credit Losses - Based On the Most Recent Analysis Performed, the Risk Category of Loans, By Type and Year of Originations (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, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | $ 3,151,124 |  | $ 3,151,124 |  | $ 3,081,230
Current-period gross charge-offs | 1,092 | $ 887 | 2,068 | $ 1,538 |
Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 163,153 |  | 163,153 |  | 378,884
2024 | 404,165 |  | 404,165 |  | 614,398
2023 | 594,669 |  | 594,669 |  | 600,710
2022 | 579,545 |  | 579,545 |  | 382,931
2021 | 347,250 |  | 347,250 |  | 260,320
Prior | 716,944 |  | 716,944 |  | 527,246
Revolving Loans | 345,398 |  | 345,398 |  | 316,741
Total loans | 3,151,124 |  | 3,151,124 |  | 3,081,230
2025 |  |  |  |  | 1,547
2024 |  |  |  |  | 545
2023 |  |  | 388 |  | 832
2022 |  |  | 239 |  | 73
2021 |  |  | 854 |  | 117
Prior |  |  | 587 |  | 801
Current-period gross charge-offs |  |  | 2,068 |  | 3,915
Commercial and Agriculture [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 338,598 |  | 338,598 |  | 328,488
Current-period gross charge-offs | 363 | 812 | 435 | 1,024 |
Commercial and Agriculture [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 31,901 |  | 31,901 |  | 80,281
2024 | 70,648 |  | 70,648 |  | 58,707
2023 | 48,151 |  | 48,151 |  | 38,002
2022 | 31,170 |  | 31,170 |  | 33,285
2021 | 27,663 |  | 27,663 |  | 8,766
Prior | 18,419 |  | 18,419 |  | 13,781
Revolving Loans | 110,646 |  | 110,646 |  | 95,666
Total loans | 338,598 |  | 338,598 |  | 328,488
2025 |  |  |  |  | 1,520
2024 |  |  |  |  | 339
2023 |  |  | 383 |  | 204
2022 |  |  | 42 |  | 53
2021 |  |  | 10 |  | 48
Prior |  |  |  |  | 33
Current-period gross charge-offs |  |  | 435 |  | 2,197
Commercial and Agriculture [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 31,261 |  | 31,261 |  | 74,397
2024 | 65,853 |  | 65,853 |  | 55,540
2023 | 44,952 |  | 44,952 |  | 37,078
2022 | 28,968 |  | 28,968 |  | 33,164
2021 | 24,654 |  | 24,654 |  | 7,477
Prior | 17,364 |  | 17,364 |  | 13,449
Revolving Loans | 96,587 |  | 96,587 |  | 86,804
Total loans | 309,639 |  | 309,639 |  | 307,909
Commercial and Agriculture [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 500 |  | 500 |  | 255
2024 |  |  |  |  | 1,225
2023 | 887 |  | 887 |  | 511
2022 | 1,419 |  | 1,419 |  | 32
2021 | 2,996 |  | 2,996 |  | 1,286
Prior | 1,055 |  | 1,055 |  |
Revolving Loans | 8,642 |  | 8,642 |  | 4,173
Total loans | 15,499 |  | 15,499 |  | 7,482
Commercial and Agriculture [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 140 |  | 140 |  | 5,629
2024 | 4,795 |  | 4,795 |  | 1,942
2023 | 2,312 |  | 2,312 |  | 413
2022 | 783 |  | 783 |  | 89
2021 | 13 |  | 13 |  | 3
Prior | 0 |  | 0 |  | 332
Revolving Loans | 3,863 |  | 3,863 |  | 3,004
Total loans | 11,906 |  | 11,906 |  | 11,412
Commercial and Agriculture [Member] | Doubtful [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Revolving Loans | 1,554 |  | 1,554 |  | 1,685
Total loans | 1,554 |  | 1,554 |  | 1,685
Commercial Real Estate Owner Occupied [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 378,248 |  | 378,248 |  | 374,367
Commercial Real Estate Owner Occupied [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 16,950 |  | 16,950 |  | 26,677
2024 | 33,880 |  | 33,880 |  | 43,869
2023 | 45,564 |  | 45,564 |  | 77,888
2022 | 74,188 |  | 74,188 |  | 63,518
2021 | 60,844 |  | 60,844 |  | 52,861
Prior | 137,813 |  | 137,813 |  | 100,784
Revolving Loans | 9,009 |  | 9,009 |  | 8,770
Total loans | 378,248 |  | 378,248 |  | 374,367
Commercial Real Estate Owner Occupied [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 16,950 |  | 16,950 |  | 26,677
2024 | 33,880 |  | 33,880 |  | 40,344
2023 | 42,135 |  | 42,135 |  | 72,901
2022 | 70,986 |  | 70,986 |  | 62,663
2021 | 56,113 |  | 56,113 |  | 52,478
Prior | 132,537 |  | 132,537 |  | 97,293
Revolving Loans | 7,825 |  | 7,825 |  | 8,358
Total loans | 360,426 |  | 360,426 |  | 360,714
Commercial Real Estate Owner Occupied [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2024 |  |  |  |  | 3,525
2023 | 1,834 |  | 1,834 |  | 4,987
2022 | 1,740 |  | 1,740 |  | 855
2021 | 4,731 |  | 4,731 |  | 383
Prior | 2,157 |  | 2,157 |  | 302
Revolving Loans |  |  |  |  | 178
Total loans | 10,462 |  | 10,462 |  | 10,230
Commercial Real Estate Owner Occupied [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2023 | 1,595 |  | 1,595 |  |
2022 | 1,462 |  | 1,462 |  |
Prior | 3,119 |  | 3,119 |  | 3,189
Revolving Loans | 1,184 |  | 1,184 |  | 234
Total loans | 7,360 |  | 7,360 |  | 3,423
Commercial Real Estate Non Owner Occupied [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 1,263,612 |  | 1,263,612 |  | 1,225,991
Current-period gross charge-offs | 550 |  | 1,350 | 174 |
Commercial Real Estate Non Owner Occupied [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 25,389 |  | 25,389 |  | 59,635
2024 | 73,854 |  | 73,854 |  | 227,608
2023 | 259,495 |  | 259,495 |  | 306,245
2022 | 323,859 |  | 323,859 |  | 178,534
2021 | 162,134 |  | 162,134 |  | 121,313
Prior | 389,555 |  | 389,555 |  | 303,437
Revolving Loans | 29,326 |  | 29,326 |  | 29,219
Total loans | 1,263,612 |  | 1,263,612 |  | 1,225,991
2021 |  |  | 800 |  |
Prior |  |  | 550 |  | 672
Current-period gross charge-offs |  |  | 1,350 |  | 672
Commercial Real Estate Non Owner Occupied [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 25,389 |  | 25,389 |  | 59,635
2024 | 73,854 |  | 73,854 |  | 227,608
2023 | 259,495 |  | 259,495 |  | 299,079
2022 | 322,316 |  | 322,316 |  | 170,534
2021 | 152,920 |  | 152,920 |  | 121,313
Prior | 371,860 |  | 371,860 |  | 280,870
Revolving Loans | 29,326 |  | 29,326 |  | 29,219
Total loans | 1,235,160 |  | 1,235,160 |  | 1,188,258
Commercial Real Estate Non Owner Occupied [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2023 |  |  |  |  | 7,166
2022 | 1,543 |  | 1,543 |  |
2021 | 9,214 |  | 9,214 |  |
Prior | 11,022 |  | 11,022 |  | 10,533
Total loans | 21,779 |  | 21,779 |  | 17,699
Commercial Real Estate Non Owner Occupied [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2022 |  |  |  |  | 8,000
Prior | 6,189 |  | 6,189 |  | 12,034
Total loans | 6,189 |  | 6,189 |  | 20,034
Commercial Real Estate Non Owner Occupied [Member] | Doubtful [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Prior | 484 |  | 484 |  |
Total loans | 484 |  | 484 |  |
Residential Real Estate [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 815,408 |  | 815,408 |  | 763,869
Current-period gross charge-offs | 115 | 52 | 115 | 65 |
Residential Real Estate [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 35,927 |  | 35,927 |  | 98,738
2024 | 127,236 |  | 127,236 |  | 127,692
2023 | 123,791 |  | 123,791 |  | 114,844
2022 | 110,069 |  | 110,069 |  | 91,633
2021 | 87,741 |  | 87,741 |  | 65,295
Prior | 147,236 |  | 147,236 |  | 94,921
Revolving Loans | 183,408 |  | 183,408 |  | 170,746
Total loans | 815,408 |  | 815,408 |  | 763,869
2025 |  |  |  |  | 2
2022 |  |  | 40 |  | 3
2021 |  |  | 39 |  |
Prior |  |  | 36 |  | 78
Current-period gross charge-offs |  |  | 115 |  | 83
Residential Real Estate [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 35,927 |  | 35,927 |  | 97,552
2024 | 126,116 |  | 126,116 |  | 127,090
2023 | 123,579 |  | 123,579 |  | 113,877
2022 | 108,458 |  | 108,458 |  | 90,198
2021 | 86,527 |  | 86,527 |  | 64,528
Prior | 144,592 |  | 144,592 |  | 91,785
Revolving Loans | 181,494 |  | 181,494 |  | 168,840
Total loans | 806,693 |  | 806,693 |  | 753,870
Residential Real Estate [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 0 |  | 0 |  | 71
2024 | 64 |  | 64 |  | 286
2022 |  |  |  |  | 576
2021 | 564 |  | 564 |  | 92
Prior | 319 |  | 319 |  | 481
Revolving Loans | 349 |  | 349 |  | 426
Total loans | 1,296 |  | 1,296 |  | 1,932
Residential Real Estate [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2024 |  |  |  |  | 316
2023 | 212 |  | 212 |  | 967
2022 | 1,611 |  | 1,611 |  | 859
2021 | 650 |  | 650 |  | 675
Prior | 2,325 |  | 2,325 |  | 2,655
Revolving Loans | 997 |  | 997 |  | 1,180
Total loans | 5,795 |  | 5,795 |  | 6,652
Residential Real Estate [Member] | Doubtful [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 |  |  |  |  | 1,115
2024 | 1,056 |  | 1,056 |  |
Revolving Loans | 568 |  | 568 |  | 300
Total loans | 1,624 |  | 1,624 |  | 1,415
Real Estate Construction [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 277,643 |  | 277,643 |  | 305,992
Real Estate Construction [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 42,809 |  | 42,809 |  | 90,571
2024 | 81,808 |  | 81,808 |  | 133,695
2023 | 98,718 |  | 98,718 |  | 52,564
2022 | 32,290 |  | 32,290 |  | 10,503
2021 | 4,529 |  | 4,529 |  | 6,841
Prior | 8,075 |  | 8,075 |  | 2,369
Revolving Loans | 9,414 |  | 9,414 |  | 9,449
Total loans | 277,643 |  | 277,643 |  | 305,992
Real Estate Construction [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 42,809 |  | 42,809 |  | 90,417
2024 | 81,808 |  | 81,808 |  | 133,695
2023 | 97,971 |  | 97,971 |  | 52,564
2022 | 27,290 |  | 27,290 |  | 10,348
2021 | 4,478 |  | 4,478 |  | 6,841
Prior | 8,075 |  | 8,075 |  | 2,369
Revolving Loans | 9,414 |  | 9,414 |  | 9,449
Total loans | 271,845 |  | 271,845 |  | 305,683
Real Estate Construction [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 |  |  |  |  | 154
2022 | 5,000 |  | 5,000 |  | 155
2021 | 51 |  | 51 |  |
Total loans | 5,051 |  | 5,051 |  | 309
Real Estate Construction [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2023 | 747 |  | 747 |  |
2022 | 0 |  | 0 |  |
Total loans | 747 |  | 747 |  |
Farm Real Estate [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 23,866 |  | 23,866 |  | 23,035
Farm Real Estate [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 1,393 |  | 1,393 |  | 571
2024 | 372 |  | 372 |  | 2,125
2023 | 2,089 |  | 2,089 |  | 883
2022 | 845 |  | 845 |  | 2,099
2021 | 2,058 |  | 2,058 |  | 4,122
Prior | 14,996 |  | 14,996 |  | 11,683
Revolving Loans | 2,113 |  | 2,113 |  | 1,552
Total loans | 23,866 |  | 23,866 |  | 23,035
Farm Real Estate [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 1,393 |  | 1,393 |  | 571
2024 | 372 |  | 372 |  | 2,125
2023 | 2,089 |  | 2,089 |  | 495
2022 | 477 |  | 477 |  | 2,099
2021 | 2,058 |  | 2,058 |  | 4,122
Prior | 14,838 |  | 14,838 |  | 11,525
Revolving Loans | 1,611 |  | 1,611 |  | 1,490
Total loans | 22,838 |  | 22,838 |  | 22,427
Farm Real Estate [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2023 |  |  |  |  | 388
2022 | 368 |  | 368 |  |
Prior | 158 |  | 158 |  | 158
Revolving Loans | 502 |  | 502 |  | 62
Total loans | 1,028 |  | 1,028 |  | 608
Lease Financing Receivables [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 7,329 |  | 7,329 |  | 19,890
2024 | 14,743 |  | 14,743 |  | 16,982
2023 | 13,958 |  | 13,958 |  | 7,955
2022 | 5,413 |  | 5,413 |  | 1,563
2021 | 1,013 |  | 1,013 |  | 445
Prior | 302 |  | 302 |  | 65
Total loans | 42,758 |  | 42,758 |  | 46,900
2025 |  |  |  |  | 0
2024 |  |  |  |  | 199
2023 |  |  |  |  | 607
2022 |  |  | 152 |  | 12
2021 |  |  |  |  | 63
Prior |  |  |  |  | 0
Current-period gross charge-offs |  |  | 152 |  | 881
Lease Financing Receivables [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 7,278 |  | 7,278 |  | 18,783
2024 | 12,881 |  | 12,881 |  | 16,516
2023 | 13,423 |  | 13,423 |  | 6,955
2022 | 4,800 |  | 4,800 |  | 1,563
2021 | 1,013 |  | 1,013 |  | 426
Prior | 298 |  | 298 |  | 65
Total loans | 39,693 |  | 39,693 |  | 44,308
Lease Financing Receivables [Member] | Special Mention [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 |  |  |  |  | 1,107
2024 | 605 |  | 605 |  |
2022 | 75 |  | 75 |  |
Prior | 0 |  | 0 |  |
Total loans | 680 |  | 680 |  | 1,107
Lease Financing Receivables [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 51 |  | 51 |  |
2024 | 1,257 |  | 1,257 |  | 466
2023 | 535 |  | 535 |  | 1,000
2022 | 538 |  | 538 |  |
2021 |  |  |  |  | 19
Prior | 4 |  | 4 |  |
Total loans | 2,385 |  | 2,385 |  | 1,485
Consumer and Other [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total loans | 10,991 |  | 10,991 |  | 12,588
Current-period gross charge-offs | 2 | $ 23 | 16 | $ 49 |
Consumer and Other [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 1,455 |  | 1,455 |  | 2,521
2024 | 1,624 |  | 1,624 |  | 3,720
2023 | 2,903 |  | 2,903 |  | 2,329
2022 | 1,711 |  | 1,711 |  | 1,796
2021 | 1,268 |  | 1,268 |  | 677
Prior | 548 |  | 548 |  | 206
Revolving Loans | 1,482 |  | 1,482 |  | 1,339
Total loans | 10,991 |  | 10,991 |  | 12,588
2025 |  |  |  |  | 25
2024 |  |  |  |  | 7
2023 |  |  | 5 |  | 21
2022 |  |  | 5 |  | 5
2021 |  |  | 5 |  | 6
Prior |  |  | 1 |  | 18
Current-period gross charge-offs |  |  | 16 |  | 82
Consumer and Other [Member] | Pass [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2025 | 1,455 |  | 1,455 |  | 2,521
2024 | 1,624 |  | 1,624 |  | 3,717
2023 | 2,903 |  | 2,903 |  | 2,329
2022 | 1,694 |  | 1,694 |  | 1,787
2021 | 1,255 |  | 1,255 |  | 677
Prior | 548 |  | 548 |  | 206
Revolving Loans | 1,482 |  | 1,482 |  | 1,339
Total loans | 10,961 |  | 10,961 |  | 12,576
Consumer and Other [Member] | Substandard [Member] | Term Loans Amortized Cost Basis by Origination Year [Member] |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
2024 |  |  |  |  | 3
2022 | 17 |  | 17 |  | 9
2021 | 13 |  | 13 |  |
Total loans | $ 30 |  | $ 30 |  | $ 12

X
- Definition Financing receivable, allowance for credit loss, writeoff, year five, originated, four years before current fiscal year. + References No definition available. + Details
Name: | civb_FinancingReceivableAllowanceForCreditLossWriteoffYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
Namespace Prefix: | civb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Financing receivable, allowance for credit loss, writeoff, year five, originated, more than five years before current fiscal year. + References No definition available. + Details
Name: | civb_FinancingReceivableAllowanceForCreditLossWriteoffYearFiveOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
Namespace Prefix: | civb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Financing receivable, allowance for credit loss, writeoff, year four, originated, three years before current fiscal year. + References No definition available. + Details
Name: | civb_FinancingReceivableAllowanceForCreditLossWriteoffYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
Namespace Prefix: | civb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Financing receivable, allowance for credit loss, writeoff, year one, originated, current fiscal year. + References No definition available. + Details
Name: | civb_FinancingReceivableAllowanceForCreditLossWriteoffYearOneOriginatedCurrentFiscalYear
Namespace Prefix: | civb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Financing receivable, allowance for credit loss, writeoff, year three, originated, two years before current fiscal year. + References No definition available. + Details
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