XML 94 R78.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans and Allowance - Composition of Impaired Loans by Loan Class (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | $ 14,555 | $ 25,979 | $ 29,365
Impaired loans with related allowance | 10,501 | 6,123 | 6,155
Total Impaired Loans | 25,056 | 32,102 | 35,520
Recorded Investment |  |  |
Impaired loans with no related allowance | 11,594 | 17,931 | 21,227
Impaired loans with related allowance | 10,431 | 5,280 | 4,788
Total Impaired Loans | 22,025 | 23,211 | 26,015
Related Allowance | 1,872 | 1,637 | 888
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 15,824 | 22,752 | 22,775
Impaired loans with related allowance | 10,448 | 6,135 | 4,818
Total Impaired Loans | 26,272 | 28,887 | 27,593
Interest Income Recognized |  |  |
Impaired loans with no related allowance | 168 | 360 | 327
Impaired loans with related allowance | 68 | 39 | 20
Total Impaired Loans | 236 | 399 | 347
Commercial and industrial loans |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 828 | 7,611 | 4,028
Impaired loans with related allowance |  | 812 |
Recorded Investment |  |  |
Impaired loans with no related allowance | 806 | 1,536 | 1,696
Impaired loans with related allowance |  | 782 |
Related Allowance |  | 552 |
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 833 | 3,839 | 1,770
Impaired loans with related allowance |  | 1,517 |
Interest Income Recognized |  |  |
Impaired loans with no related allowance |  |  | 37
Impaired loans with related allowance |  |  |
Agriculture production financing and other loans to farmers |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 679 | 732 | 367
Impaired loans with related allowance |  | 357 | 660
Recorded Investment |  |  |
Impaired loans with no related allowance | 679 | 700 | 338
Impaired loans with related allowance |  | 327 | 660
Related Allowance |  | 114 | 36
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 679 | 762 | 357
Impaired loans with related allowance |  | 327 | 690
Interest Income Recognized |  |  |
Impaired loans with no related allowance |  |  |
Impaired loans with related allowance |  |  |
Construction |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 1,352 |  |
Impaired loans with related allowance | 7,978 |  |
Recorded Investment |  |  |
Impaired loans with no related allowance | 614 |  |
Impaired loans with related allowance | 7,977 |  |
Related Allowance | 1,429 |  |
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 835 |  |
Impaired loans with related allowance | 7,977 |  |
Interest Income Recognized |  |  |
Impaired loans with no related allowance |  |  |
Commercial and farmland |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 11,176 | 16,758 | 22,828
Impaired loans with related allowance | 171 | 2,988 | 4,237
Recorded Investment |  |  |
Impaired loans with no related allowance | 8,994 | 15,163 | 17,752
Impaired loans with related allowance | 171 | 2,269 | 2,985
Related Allowance | 6 | 567 | 553
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 12,975 | 17,495 | 18,944
Impaired loans with related allowance | 171 | 2,379 | 2,990
Interest Income Recognized |  |  |
Impaired loans with no related allowance | 165 | 360 | 288
Impaired loans with related allowance |  |  |
Residential |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 118 | 833 | 2,073
Impaired loans with related allowance | 1,958 | 1,616 | 968
Recorded Investment |  |  |
Impaired loans with no related allowance | 100 | 519 | 1,402
Impaired loans with related allowance | 1,907 | 1,572 | 877
Related Allowance | 362 | 327 | 233
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 101 | 635 | 1,665
Impaired loans with related allowance | 1,915 | 1,580 | 872
Interest Income Recognized |  |  |
Impaired loans with no related allowance | 3 |  | 2
Impaired loans with related allowance | 57 | 28 | 14
Home equity |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 49 | 40 | 60
Impaired loans with related allowance | 376 | 350 | 290
Recorded Investment |  |  |
Impaired loans with no related allowance | 48 | 8 | 30
Impaired loans with related allowance | 358 | 330 | 266
Related Allowance | 74 | 77 | 66
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 48 | 14 | 30
Impaired loans with related allowance | 365 | 332 | 266
Interest Income Recognized |  |  |
Impaired loans with no related allowance |  |  |
Impaired loans with related allowance | 10 | 11 | 6
Individuals' loans for household and other personal expenditures |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance |  | 5 | 9
Impaired loans with related allowance | 18 |  |
Recorded Investment |  |  |
Impaired loans with no related allowance |  | 5 | 9
Impaired loans with related allowance | 18 |  |
Related Allowance | 1 |  |
Average Recorded Investment |  |  |
Impaired loans with no related allowance |  | 7 | 9
Impaired loans with related allowance | 20 |  |
Interest Income Recognized |  |  |
Impaired loans with no related allowance |  |  |
Impaired loans with related allowance | 1 |  |
Other commercial loans |  |  |
Unpaid Principal Balance |  |  |
Impaired loans with no related allowance | 353 |  |
Recorded Investment |  |  |
Impaired loans with no related allowance | 353 |  |
Average Recorded Investment |  |  |
Impaired loans with no related allowance | 353 |  |
Interest Income Recognized |  |  |
Impaired loans with no related allowance |  |  |

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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of interest income recognized 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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + 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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + 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 accrual basis, on financing receivables that are recognized as impaired, for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod
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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + 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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + 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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 + 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, recognized on accrual basis, on financing receivables, for which there is a related allowance for credit losses and are recognized as impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod
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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + 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/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

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_HomeEquityMember
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=frme_OtherCommercialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |