XML 35 R25.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jun. 30, 2018 | Jun. 30, 2017
Allowance for Loan Losses: |  |  |  |
Beginning balance | $ 20,242 |  | $ 19,395 |
Provision for loan losses | 1,355 | [1] | 1,040 | [2]
Loans charged off | (2,271) |  | (2,090) |
Recoveries | 745 |  | 1,335 |
Ending Balance | 20,071 |  | 19,680 |
Commercial Portfolio Segment [Member] |  |  |  |
Allowance for Loan Losses: |  |  |  |
Beginning balance | 10,152 |  | 9,377 |
Provision for loan losses | (345) | [1] | 917 | [2]
Loans charged off | (329) |  | (360) |
Recoveries | 20 |  | 289 |
Ending Balance | 9,498 |  | 10,223 |
Residential Portfolio Segment [Member] |  |  |  |
Allowance for Loan Losses: |  |  |  |
Beginning balance | 1,389 |  | 1,496 |
Provision for loan losses | 109 | [1] | (231) | [2]
Loans charged off | (255) |  | (203) |
Recoveries | 139 |  | 452 |
Ending Balance | 1,382 |  | 1,514 |
Consumer Portfolio Segment [Member] |  |  |  |
Allowance for Loan Losses: |  |  |  |
Beginning balance | 6,781 |  | 6,334 |
Provision for loan losses | 1,451 | [1] | 817 | [2]
Loans charged off | (1,687) |  | (1,527) |
Recoveries | 586 |  | 594 |
Ending Balance | 7,131 |  | 6,218 |
Unallocated |  |  |  |
Allowance for Loan Losses: |  |  |  |
Beginning balance | 1,920 |  | 2,188 |
Provision for loan losses | 140 | [1] | (463) | [2]
Loans charged off | 0 |  | 0 |
Recoveries | 0 |  | 0 |
Ending Balance | $ 2,060 |  | $ 1,725 |
[1] | {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOjYzMGNkNTViMzYyNTQwZWRiZWNhMWY3NzNiNjY5NmJkfFRleHRTZWxlY3Rpb246RjUxNkVEOUYwMUE5NDlFOTY3NzZCNzVBQjQwMEY3QzQM}
[2] | {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOjYzMGNkNTViMzYyNTQwZWRiZWNhMWY3NzNiNjY5NmJkfFRleHRTZWxlY3Rpb246MDU3NzQzREE1MzdCMjM5MDdDQ0ZCNzVBQjQwMDg3NjUM}

X
- Definition Provision charged for the period based on estimated losses to be realized from loan and lease transactions, excluding the impact of loss sharing agreements with the Federal Deposit Insurance Corporation (FDIC). + References No definition available. + Details
Name: | thff_ProvisionForLoanAndLeaseLossesExcludingFDICIndemnificationAssetChanges
Namespace Prefix: | thff_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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 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_FinancingReceivableAllowanceForCreditLossesRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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 Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for 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 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: 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 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 Reference 4: 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 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
Name: | us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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