Represents the collateral dependent loans value of significant properties.

No definition available.

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Namespace Prefix:	fcap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of loss factor related to financing receivables.

+ References

No definition available.

+ Details

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Namespace Prefix:	fcap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of increase during the period in of loss factors related to financing receivables.

+ References

No definition available.

+ Details

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Namespace Prefix:	fcap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Financing Receivable, Allowance for Credit Losses, Net Charge Offs

+ References

No definition available.

+ Details

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Namespace Prefix:	fcap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents financing receivable allowance for credit losses risk factor.

+ References

No definition available.

+ Details

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Namespace Prefix:	fcap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the period of time for a loan charge off.

+ References

No definition available.

+ Details

Name:	fcap_Loanschargeoffperiod
Namespace Prefix:	fcap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

+ References

No definition available.

+ Details

Name:	fcap_MortgageLoansInProcessOfForeclosureAmount
Namespace Prefix:	fcap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	fcap_Note3LoansandAllowanceforLoanLossesDetailsLineItems
Namespace Prefix:	fcap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of loans.

+ References

No definition available.

+ Details

Name:	fcap_NumberOfLoan
Namespace Prefix:	fcap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Representing the performance period.

+ References

No definition available.

+ Details

Name:	fcap_Performanceperiod
Namespace Prefix:	fcap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of allowance for credit losses related to receivables which had been measured under a general allowance for credit losses methodology that are now identified as troubled debt restructurings.

+ References

No definition available.

+ Details

Name:	us-gaap_AllowanceForCreditLossesChangeInMethodOfCalculatingImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of increase (decrease) of allowance reserve for credit loss.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-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://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph d

-Article 9

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Definition

The effect of a change in method or methods for calculating the allowance for credit losses on the current period provision.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of direct write-downs of financing receivables charged against the allowance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(3)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 34

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953682-111524

+ Details

Name:	us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects the unfunded portion of contractual agreements to lend funds to borrowers for loans whose terms have been modified by 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 1

-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18794-111554

+ Details

Name:	us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	fcap_LoanStatusAxis=fcap_ChargeOffTreatmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=fcap_OverallQualitativeFactorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=fcap_QualitativeFactorPastDueLoansMember
Namespace Prefix:
Data Type:	na
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Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcap_ClassifiedLoansMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcap_OtherLoansMember
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Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
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Note 3 - Loans and Allowance for Loan Losses (Details) (USD $)	3 Months Ended		12 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Loans Charge Off Period	90 days
Financing Receivable, Allowance for Credit Losses, Write-downs	$ 1,256,000	$ 133,000
Collateral Dependent Loans Value Of Significant Properties	200,000
Mortgage Loans in Process of Foreclosure Amount	192,000
Financing Receivable, Allowance for Credit Losses, Loss Factor Increase	0.25%
Financing Receivable, Allowance for Credit Losses, Loss Factor	20.00%
Financing Receivable, Allowance for Credit Losses, Effect of Change in Method	1,600,000
Financing Receivable Allowance For Credit Losses Risk Factor	1.18
Loans and Leases Receivable, Impaired, Commitment to Lend	0		0
Allowance for Credit Losses, Change in Method of Calculating Impairment		0
Financing Receivable, Modifications, Subsequent Default, Number of Contracts	0	0
Charge-off Treatment [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Financing Receivable, Allowance for Credit Losses, Net Charge Offs	0	0
Bank Overdrafts [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Loans Charge Off Period	45 days
Other Loans [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Number Of Loan	13
Financing Receivable, Allowance for Credit Losses, Write-downs	499,000
Classified Loans [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Allowance for Loan and Lease Losses, Period Increase (Decrease)	642,000		664,000
Minimum [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Performance Period	6 months
Qualitative Factor Past Due Loans [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Financing Receivable, Allowance for Credit Losses, Effect of Change in Method			1,600,000
Overall Qualitative Factor [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) [Line Items]
Allowance for Loan and Lease Losses, Period Increase (Decrease)	$ 515,000		$ 520,000