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v2.4.1.9

Allowance for Loan Losses Allowance for Loan Losses (Details 6) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Mar. 31, 2015 | Mar. 31, 2014
Financing Receivable, Modifications [Line Items] |  |
Beginning Balance | $ 14,758 us-gaap_FinancingReceivableModificationsRecordedInvestment | $ 21,285 us-gaap_FinancingReceivableModificationsRecordedInvestment
Added | 628 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod | 201 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod
Charged Off | 102 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown | 1,089 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown
Payments | 256 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod | 2,088 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod
Ending Balance | 15,028 us-gaap_FinancingReceivableModificationsRecordedInvestment | 14,325 us-gaap_FinancingReceivableModificationsRecordedInvestment
Commercial |  |
Financing Receivable, Modifications [Line Items] |  |
Beginning Balance | 8,955 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember | 12,327 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember
Added | 0 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember | 0 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember
Charged Off | 0 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember | 1,069 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember
Payments | 120 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember | 1,915 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember
Ending Balance | 8,835 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember | 9,343 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_CommercialPortfolioSegmentMember
Residential |  |
Financing Receivable, Modifications [Line Items] |  |
Beginning Balance | 5,189 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember | 4,330 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember
Added | 579 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember | 133 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember
Charged Off | 62 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember | 0 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember
Payments | 88 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember | 101 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember
Ending Balance | 5,618 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember | 4,362 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ResidentialPortfolioSegmentMember
Consumer |  |
Financing Receivable, Modifications [Line Items] |  |
Beginning Balance | 614 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember | 644 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember
Added | 49 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember | 68 thff_FinancingReceivableImpairedTroubledDebtRestructuringAdditionsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember
Charged Off | 40 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember | 20 us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember
Payments | 48 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember | 72 thff_FinancingReceivableImpairedTroubledDebtRestructuringPaymentsDuringPeriod / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember
Ending Balance | $ 575 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember | $ 620 us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancingReceivableTroubledDebtRestructuringAxis = us-gaap_ConsumerPortfolioSegmentMember

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- Definition Financing Receivable, Impaired, Troubled Debt Restructuring, Additions During Period + References No definition available. + Details
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- Definition Financing Receivable, Impaired, Troubled Debt Restructuring, Payments During Period + References No definition available. + Details
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- Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
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- Details
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- Details
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