Note 4 - Recorded Investments in Loans (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Real Estate Mortgage Portfolio Segment [Member] \| Real Estate Loan [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	$ 510,000	$ 884,000
Real Estate Mortgage Portfolio Segment [Member] \| Real Estate Loan [Member]
Principal loan balance	144,192,000	147,933,000
Accrued interest receivable	617,000	584,000
Deferred loan origination fees, net	67,000	58,000
Recorded investment in loans	144,876,000	148,575,000
Individually evaluated for impairment	1,961,000	1,996,000
Collectively evaluated for impairment	142,405,000	145,695,000
Real Estate Mortgage Portfolio Segment [Member] \| Land Loan [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	0	0
Real Estate Mortgage Portfolio Segment [Member] \| Land Loan [Member]
Principal loan balance	13,108,000	12,962,000
Accrued interest receivable	63,000	70,000
Deferred loan origination fees, net	8,000	6,000
Recorded investment in loans	13,179,000	13,038,000
Individually evaluated for impairment	0	24,000
Collectively evaluated for impairment	13,179,000	13,014,000
Real Estate Mortgage Portfolio Segment [Member] \| Construction Loans [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	0	0
Real Estate Mortgage Portfolio Segment [Member] \| Construction Loans [Member]
Principal loan balance	10,419,000	12,555,000
Accrued interest receivable	44,000	61,000
Deferred loan origination fees, net	1,000	0
Recorded investment in loans	10,464,000	12,616,000
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	10,464,000	12,616,000
Real Estate Mortgage Portfolio Segment [Member] \| Commercial Real Estate Loan [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	397,000	466,000
Real Estate Mortgage Portfolio Segment [Member] \| Commercial Real Estate Loan [Member]
Principal loan balance	86,684,000	84,493,000
Accrued interest receivable	321,000	281,000
Deferred loan origination fees, net	(42,000)	(46,000)
Recorded investment in loans	86,963,000	84,728,000
Individually evaluated for impairment	3,360,000	3,623,000
Collectively evaluated for impairment	83,206,000	80,639,000
Commercial Portfolio Segment [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	0	0
Commercial Portfolio Segment [Member]
Principal loan balance	24,568,000	23,095,000
Accrued interest receivable	89,000	64,000
Deferred loan origination fees, net	(6,000)	(6,000)
Recorded investment in loans	24,651,000	23,153,000
Individually evaluated for impairment	163,000	167,000
Collectively evaluated for impairment	24,488,000	22,986,000
Consumer Portfolio Segment [Member] \| Home Equity and Second Mortgage [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	0	0
Consumer Portfolio Segment [Member] \| Home Equity and Second Mortgage [Member]
Principal loan balance	37,835,000	38,476,000
Accrued interest receivable	132,000	130,000
Deferred loan origination fees, net	588,000	571,000
Recorded investment in loans	38,555,000	39,177,000
Individually evaluated for impairment	66,000	136,000
Collectively evaluated for impairment	38,489,000	39,041,000
Consumer Portfolio Segment [Member] \| Other Consumer Loan [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	0	0
Consumer Portfolio Segment [Member] \| Other Consumer Loan [Member]
Principal loan balance	43,335,000	42,484,000
Accrued interest receivable	173,000	171,000
Deferred loan origination fees, net	0	0
Recorded investment in loans	43,508,000	42,655,000
Individually evaluated for impairment	48,000	0
Collectively evaluated for impairment	43,460,000	42,655,000
Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded investment in loans	907,000	1,350,000
Principal loan balance	360,141,000	361,998,000
Accrued interest receivable	1,439,000	1,361,000
Deferred loan origination fees, net	616,000	583,000
Recorded investment in loans	362,196,000	363,942,000
Individually evaluated for impairment	5,598,000	5,946,000
Collectively evaluated for impairment	$ 355,691,000	$ 356,646,000

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

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

- Definition

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

+ 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=66008989&loc=SL6953423-111524

+ Details

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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

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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=65884687&loc=d3e4428-111522

+ Details

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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

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- Details

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Namespace Prefix:
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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Namespace Prefix:
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- Details

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