Note 3 - Loans and Allowance for Loan Losses (Details) - Loans and Allowances for Loan Losses (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Recorded Investment in Loans:
Principal loan balance	$ 300,160	$ 304,943
Accrued interest receivable	987	1,036
Net deferred loan origination fees and costs	513	506
Individually evaluated for impairment	3,454	5,039
Collectively evaluated for impairment	298,206	301,446
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	301,660	306,485
Residential Mortgage Segment [Member]
Recorded Investment in Loans:
Principal loan balance	103,923	106,679
Accrued interest receivable	366	368
Net deferred loan origination fees and costs	50	49
Individually evaluated for impairment	1,415	1,411
Collectively evaluated for impairment	102,924	105,685
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	104,339	107,096
Land Segment [Member]
Recorded Investment in Loans:
Principal loan balance	11,070	11,028
Accrued interest receivable	32	48
Net deferred loan origination fees and costs	5	4
Individually evaluated for impairment	19	16
Collectively evaluated for impairment	11,088	11,064
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	11,107	11,080
Residential Construction Segment [Member]
Recorded Investment in Loans:
Principal loan balance	8,731	8,444
Accrued interest receivable	21	20
Net deferred loan origination fees and costs	(1)	(1)
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	8,751	8,463
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	8,751	8,463
Commercial Real Estate Portfolio Segment [Member]
Recorded Investment in Loans:
Principal loan balance	77,798	78,314
Accrued interest receivable	194	186
Net deferred loan origination fees and costs	(27)	(20)
Individually evaluated for impairment	1,813	1,819
Collectively evaluated for impairment	76,152	76,661
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	77,965	78,480
Commercial Portfolio Segment [Member]
Recorded Investment in Loans:
Principal loan balance	25,004	28,282
Accrued interest receivable	101	131
Net deferred loan origination fees and costs	(7)	(7)
Individually evaluated for impairment	61	1,642
Collectively evaluated for impairment	25,037	26,764
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	25,098	28,406
Home Equity And Second Mortgage [Member]
Recorded Investment in Loans:
Principal loan balance	37,958	37,513
Accrued interest receivable	131	131
Net deferred loan origination fees and costs	493	481
Individually evaluated for impairment	146	151
Collectively evaluated for impairment	38,436	37,974
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	38,582	38,125
Consumer Portfolio Segment [Member]
Recorded Investment in Loans:
Principal loan balance	35,676	34,683
Accrued interest receivable	142	152
Net deferred loan origination fees and costs	0	0
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	35,818	34,835
Acquired with deteriorated credit quality	0	0
Recorded investment in loans	$ 35,818	$ 34,835

Represents loans and leases receivable accrued interest.

No definition available.

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

- Definition

Represents the loans and leases receivable principal balance.

+ References

No definition available.

+ Details

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

- Details

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

- Definition

The balance of financing receivables that were acquired with deteriorated credit quality.

+ 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 (h)

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

+ Details

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

- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

+ Details

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

- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

+ Details

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

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

+ Details

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

- Definition

Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6378536&loc=d3e10092-111533

+ Details

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

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcap_HomeEquityAndSecondMortgageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcap_LandSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcap_ResidentialConstructionSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcap_ResidentialMortgageSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: