XML 73 R58.htm IDEA: XBRL DOCUMENT
v3.24.3

Loans and Allowance for Credit Losses - Recorded Investment and Unpaid Principal Balance for Impaired Loans with Associated Allowance (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | $ 27,743 |  | $ 27,743 |  | $ 27,267
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 43,031 |  | 43,031 |  | 48,543
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 30,077 | $ 18,204 | 27,454 | $ 20,244 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (33) | (389) | (194) | (393) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 46,980 |  | 46,980 |  | 12,205
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 49,407 |  | 49,407 |  | 13,778
Related allowance | 14,274 |  | 14,274 |  | 4,549
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 33,800 | 29,730 | 21,445 | 24,423 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | (261) | 0 | (270) | (16) |
Recorded investment | 74,723 |  | 74,723 |  | 39,472
Unpaid principal balance | 92,438 |  | 92,438 |  | 62,321
Impaired Financing Receivable, Average Recorded Investment | 63,877 | 47,934 | 48,899 | 44,667 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | (294) | (389) | (464) | (377) |
Commercial, financial, agricultural and other [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 3,631 |  | 3,631 |  | 4,369
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 16,697 |  | 16,697 |  | 18,014
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 5,252 | 2,509 | 5,720 | 3,974 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (10) | (135) | (10) | (141) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 11,778 |  | 11,778 |  | 5,691
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 12,886 |  | 12,886 |  | 6,787
Related allowance | 6,534 |  | 6,534 |  | 4,044
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 7,816 | 14,980 | 5,128 | 10,190 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | (28) | 0 | (37) | (16) |
Construction |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 5,817 |  | 5,817 |  | 3,288
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 5,869 |  | 5,869 |  | 3,288
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Residential real estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 8,669 |  | 8,669 |  | 7,042
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 10,357 |  | 10,357 |  | 8,763
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 8,781 | 6,290 | 8,223 | 6,224 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (4) | (35) | (117) | (75) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 1,554 |  | 1,554 |  | 1,531
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 1,723 |  | 1,723 |  | 1,697
Related allowance | 249 |  | 249 |  | 118
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 1,351 | 1,236 | 1,283 | 1,099 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Commercial Real Estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 9,524 |  | 9,524 |  | 12,402
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 9,951 |  | 9,951 |  | 18,219
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 10,089 | 7,908 | 8,951 | 9,253 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (17) | (213) | (62) | (170) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 33,648 |  | 33,648 |  | 4,983
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 34,798 |  | 34,798 |  | 5,294
Related allowance | 7,491 |  | 7,491 |  | 387
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 24,633 | 13,514 | 15,034 | 13,134 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | (233) | 0 | (233) | 0 |
Loans to individuals [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 102 |  | 102 |  | 166
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 157 |  | 157 |  | 259
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 121 | 401 | 136 | 428 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (2) | (6) | (5) | (7) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Real estate construction [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 5,834 | 1,096 | 4,424 | 365 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Time and Demand Loans | Commercial, financial, agricultural and other [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 2,324 |  | 2,324 |  | 3,527
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 15,390 |  | 15,390 |  | 17,172
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 3,770 | 2,269 | 4,673 | 3,786 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (10) | (135) | (10) | (141) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 11,365 |  | 11,365 |  | 5,691
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 12,473 |  | 12,473 |  | 6,787
Related allowance | 6,397 |  | 6,397 |  | 4,044
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 7,679 | 14,980 | 5,083 | 10,190 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | (28) | 0 | (37) | (16) |
Senior Lien | Residential real estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 5,351 |  | 5,351 |  | 4,161
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 6,290 |  | 6,290 |  | 5,151
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 5,420 | 3,784 | 4,946 | 3,602 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (4) | (34) | (114) | (74) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 293 |  | 293 |  | 282
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 293 |  | 293 |  | 279
Related allowance | 44 |  | 44 |  | 39
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 98 | 0 | 33 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Junior Lien | Residential real estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 3,318 |  | 3,318 |  | 2,881
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 4,067 |  | 4,067 |  | 3,612
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 3,361 | 2,506 | 3,277 | 2,622 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | (1) | (3) | (1) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 1,261 |  | 1,261 |  | 1,249
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 1,430 |  | 1,430 |  | 1,418
Related allowance | 205 |  | 205 |  | 79
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 1,253 | 1,236 | 1,250 | 1,099 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Multifamily | Commercial Real Estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 21 |  | 21 |  | 55
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 21 |  | 21 |  | 58
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 14 | 68 | 38 | 30 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Nonowner Occupied Commercial Real Estate | Commercial Real Estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 7,236 |  | 7,236 |  | 10,971
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 7,419 |  | 7,419 |  | 17,092
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 7,593 | 6,498 | 6,177 | 7,313 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (17) | (53) | (20) | (57) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 28,078 |  | 28,078 |  | 3,311
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 29,050 |  | 29,050 |  | 3,550
Related allowance | 6,686 |  | 6,686 |  | 174
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 20,406 | 12,601 | 12,979 | 12,763 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Owner Occupied Commercial Real Estate | Commercial Real Estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 2,267 |  | 2,267 |  | 1,376
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 2,511 |  | 2,511 |  | 1,069
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 2,482 | 1,342 | 2,736 | 1,910 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | (160) | (42) | (113) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 5,570 |  | 5,570 |  | 1,672
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 5,748 |  | 5,748 |  | 1,744
Related allowance | 805 |  | 805 |  | 213
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 4,227 | 913 | 2,055 | 371 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | (233) | 0 | (233) | 0 |
Automobiles | Loans to individuals [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 100 |  | 100 |  | 164
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 141 |  | 141 |  | 257
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 119 | 315 | 134 | 341 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | (2) | (6) | (5) | (7) |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Other Consumer Loans | Loans to individuals [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 2 |  | 2 |  | 2
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 16 |  | 16 |  | 2
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 2 | 86 | 2 | 87 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Construction Residential | Construction |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Construction Residential | Real estate construction [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Construction Other | Construction |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 5,817 |  | 5,817 |  | 3,288
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 5,869 |  | 5,869 |  | 3,288
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Construction Other | Real estate construction [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 5,834 | 1,096 | 4,424 | 365 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Time and Demand Loans Other | Commercial, financial, agricultural and other [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 0 |  | 0 |  | 0
Related allowance | 0 |  | 0 |  | 0
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Equipment Finance | Commercial, financial, agricultural and other [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 1,307 |  | 1,307 |  | 842
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 1,307 |  | 1,307 |  | 842
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment | 1,482 | 240 | 1,047 | 188 |
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method | 0 | 0 | 0 | 0 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 413 |  | 413 |  | 0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | 413 |  | 413 |  | 0
Related allowance | 137 |  | 137 |  | $ 0
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | 137 | 0 | 45 | 0 |
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method | $ 0 | $ 0 | $ 0 | $ 0 |

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableImpairedLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-17 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 14A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-14A + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (a)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-17 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income, recognized on cash basis, on financing receivables, for which there is no related allowance for credit losses and are recognized as impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment in impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 14A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-14A + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (a)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-17 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income on financing receivables, for which there is a related allowance for credit losses, recognized on a cash-basis method of accounting that the financing receivables were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 14A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-14A + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (a)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_ConstructionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_ConsumerLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_TimeAndDemandLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_SeniorLienMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_JuniorLienMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=srt_MultifamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_NonownerOccupiedCommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_OwnerOccupiedCommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_AutomobilesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_OtherConsumerLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_ConstructionResidentialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_ConstructionOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_TimeAndDemandLoansOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fcf_EquipmentFinanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |