XML 77 R66.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans and Allowance for Credit Losses - Allowance for Credit Losses (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Dec. 31, 2017 | Sep. 30, 2017
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Provision for credit losses | $ 2,961 | $ 1,214 | $ 11,032 | $ 2,834 |  |  |
Ending Balance |  |  |  |  | $ 50,746 |  | $ 48,176
Ending balance: individually evaluated for impaired |  |  |  |  | 5,363 |  | 2,181
Ending balance: collectively evaluated for impaired |  |  |  |  | 45,383 |  | 45,995
Total |  |  |  |  | 5,662,782 | $ 5,407,376 | 5,375,847
Ending balance: individually evaluated for impaired |  |  |  |  | 29,398 |  | 31,326
Ending balance: collectively evaluated for impaired |  |  |  |  | 5,633,384 |  | 5,344,521
Residential real estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Ending Balance |  |  |  |  | 3,657 |  | 2,898
Total |  |  |  |  | 1,533,338 |  | 1,423,422
Commercial Real Estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Ending Balance |  |  |  |  | 19,671 |  | 17,367
Ending balance: individually evaluated for impaired |  |  |  |  | 1,722 |  | 261
Ending balance: collectively evaluated for impaired |  |  |  |  | 17,949 |  | 17,106
Total |  |  |  |  | 2,136,431 |  | 1,990,264
Ending balance: individually evaluated for impaired |  |  |  |  | 12,012 |  | 8,189
Ending balance: collectively evaluated for impaired |  |  |  |  | 2,124,419 |  | 1,982,075
Commercial, financial, agricultural and other [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Ending Balance |  |  |  |  | 22,009 |  | 23,144
Ending balance: individually evaluated for impaired |  |  |  |  | 3,474 |  | 1,818
Ending balance: collectively evaluated for impaired |  |  |  |  | 18,535 |  | 21,326
Total |  |  |  |  | 1,116,204 |  | 1,154,225
Ending balance: individually evaluated for impaired |  |  |  |  | 12,864 |  | 15,995
Ending balance: collectively evaluated for impaired |  |  |  |  | 1,103,340 |  | 1,138,230
Real estate construction [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Ending Balance |  |  |  |  | 1,592 |  | 1,341
Ending balance: individually evaluated for impaired |  |  |  |  | 0 |  | 0
Ending balance: collectively evaluated for impaired |  |  |  |  | 1,592 |  | 1,341
Total |  |  |  |  | 298,395 |  | 259,129
Ending balance: individually evaluated for impaired |  |  |  |  | 0 |  | 0
Ending balance: collectively evaluated for impaired |  |  |  |  | 298,395 |  | 259,129
Residential real estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Ending balance: individually evaluated for impaired |  |  |  |  | 167 |  | 102
Ending balance: collectively evaluated for impaired |  |  |  |  | 3,490 |  | 2,796
Ending balance: individually evaluated for impaired |  |  |  |  | 4,522 |  | 7,142
Ending balance: collectively evaluated for impaired |  |  |  |  | 1,528,816 |  | 1,416,280
Loans to individuals [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Ending Balance |  |  |  |  | 3,817 |  | 3,426
Ending balance: individually evaluated for impaired |  |  |  |  | 0 |  | 0
Ending balance: collectively evaluated for impaired |  |  |  |  | 3,817 |  | 3,426
Total |  |  |  |  | 578,414 |  | 548,807
Ending balance: individually evaluated for impaired |  |  |  |  | 0 |  | 0
Ending balance: collectively evaluated for impaired |  |  |  |  | 578,414 |  | 548,807
Acquired Loans [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 156 | 172 | 46 | 19 |  |  |
Charge-offs | (13) | (26) | (165) | (43) |  |  |
Recoveries | 50 | 28 | 136 | 106 |  |  |
Provision for credit losses | (118) | 356 | 58 | 448 |  |  |
Ending Balance | 156 | 172 | 46 | 19 | 75 | 46 | 530
Total |  |  |  |  | 512,258 | 400,015 |
Acquired Loans [Member] | Residential real estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 127 | 4 | 6 | 19 |  |  |
Charge-offs | (9) | (17) | (57) | (26) |  |  |
Recoveries | 25 | 18 | 75 | 45 |  |  |
Provision for credit losses | (96) | 1 | 23 | (32) |  |  |
Ending Balance | 127 | 4 | 6 | 19 | 47 | 6 | 6
Total |  |  |  |  | 255,911 | 220,251 |
Acquired Loans [Member] | Commercial Real Estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 6 | 50 | 29 | 0 |  |  |
Charge-offs | 0 | 0 | 0 | 0 |  |  |
Recoveries | 0 | 0 | 0 | 4 |  |  |
Provision for credit losses | 2 | (6) | (21) | 40 |  |  |
Ending Balance | 6 | 50 | 29 | 0 | 8 | 29 | 44
Total |  |  |  |  | 207,212 | 126,911 |
Acquired Loans [Member] | Commercial, financial, agricultural and other [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 23 | 118 | 11 | 0 |  |  |
Charge-offs | 0 | 0 | (93) | 0 |  |  |
Recoveries | 13 | 1 | 31 | 1 |  |  |
Provision for credit losses | (16) | 361 | 71 | 479 |  |  |
Ending Balance | 23 | 118 | 11 | 0 | 20 | 11 | 480
Total |  |  |  |  | 36,667 | 40,642 |
Acquired Loans [Member] | Real estate construction [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 0 | 0 | 0 | 0 |  |  |
Charge-offs | 0 | 0 | 0 | 0 |  |  |
Recoveries | 0 | 4 | 6 | 5 |  |  |
Provision for credit losses | 0 | (4) | (6) | (5) |  |  |
Ending Balance | 0 | 0 | 0 | 0 | 0 | 0 | 0
Total |  |  |  |  | 6,750 | 5,963 |
Acquired Loans [Member] | Loans to individuals [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 0 | 0 | 0 | 0 |  |  |
Charge-offs | (4) | (9) | (15) | (17) |  |  |
Recoveries | 12 | 5 | 24 | 51 |  |  |
Provision for credit losses | (8) | 4 | (9) | (34) |  |  |
Ending Balance | 0 | 0 | 0 | 0 | 0 | 0 | 0
Total |  |  |  |  | 5,718 | 6,248 |
Originated Loans [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 51,158 | 47,895 | 48,252 | 50,166 |  |  |
Charge-offs | (3,926) | (1,893) | (10,124) | (10,010) |  |  |
Recoveries | 360 | 786 | 1,569 | 5,104 |  |  |
Provision for credit losses | 3,079 | 858 | 10,974 | 2,386 |  |  |
Ending Balance | 51,158 | 47,895 | 48,252 | 50,166 | 50,671 | 48,252 | 47,646
Total |  |  |  |  | 5,150,524 | 5,007,361 |
Originated Loans [Member] | Residential real estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 3,556 | 2,116 | 2,753 | 2,492 |  |  |
Charge-offs | (268) | (344) | (949) | (954) |  |  |
Recoveries | 26 | 67 | 222 | 259 |  |  |
Provision for credit losses | 296 | 1,053 | 1,584 | 1,095 |  |  |
Ending Balance | 3,556 | 2,116 | 2,753 | 2,492 | 3,610 | 2,753 | 2,892
Total |  |  |  |  | 1,277,427 | 1,206,119 |
Originated Loans [Member] | Commercial Real Estate [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 17,731 | 7,307 | 17,328 | 6,619 |  |  |
Charge-offs | 0 | (35) | (2,411) | (95) |  |  |
Recoveries | 36 | 60 | 123 | 206 |  |  |
Provision for credit losses | 1,896 | 9,991 | 4,623 | 10,593 |  |  |
Ending Balance | 17,731 | 7,307 | 17,328 | 6,619 | 19,663 | 17,328 | 17,323
Total |  |  |  |  | 1,929,219 | 1,892,185 |
Originated Loans [Member] | Commercial, financial, agricultural and other [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 25,082 | 33,372 | 23,418 | 35,974 |  |  |
Charge-offs | (2,582) | (499) | (3,443) | (5,776) |  |  |
Recoveries | 53 | 183 | 671 | 3,819 |  |  |
Provision for credit losses | (564) | (10,392) | 1,343 | (11,353) |  |  |
Ending Balance | 25,082 | 33,372 | 23,418 | 35,974 | 21,989 | 23,418 | 22,664
Total |  |  |  |  | 1,079,537 | 1,122,741 |
Originated Loans [Member] | Real estate construction [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 1,262 | 768 | 1,349 | 577 |  |  |
Charge-offs | 0 | 0 | 0 | 0 |  |  |
Recoveries | 92 | 369 | 93 | 465 |  |  |
Provision for credit losses | 238 | 204 | 150 | 299 |  |  |
Ending Balance | 1,262 | 768 | 1,349 | 577 | 1,592 | 1,349 | 1,341
Total |  |  |  |  | 291,645 | 242,905 |
Originated Loans [Member] | Loans to individuals [Member] |  |  |  |  |  |  |
Allowance for Doubtful Accounts Receivable [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 3,527 | 4,332 | 3,404 | 4,504 |  |  |
Charge-offs | (1,076) | (1,015) | (3,321) | (3,185) |  |  |
Recoveries | 153 | 107 | 460 | 355 |  |  |
Provision for credit losses | 1,213 | 2 | 3,274 | 1,752 |  |  |
Ending Balance | $ 3,527 | $ 4,332 | $ 3,404 | $ 4,504 | 3,817 | 3,404 | $ 3,426
Total |  |  |  |  | $ 572,696 | $ 543,411 |

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of recovery of financing receivables doubtful of collection that were previously charged off. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of direct write-downs of financing receivables charged against the allowance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=fcf_AcquiredLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=fcf_OriginatedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |