Note 4 - Loans and Allowance for Loan Losses - Recorded Investments in Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Principal loan balance	$ 488,246	$ 506,639
Accrued interest receivable	1,460	1,923
Net deferred loan origination fees and costs	1,124	317
Recorded investment in loans	490,830	508,879
Commercial Portfolio Segment [Member]
Principal loan balance	51,787	82,274
Accrued interest receivable	180	378
Net deferred loan origination fees and costs	(46)	(843)
Recorded investment in loans	51,921	81,809
Real Estate Loan [Member] \| Real Estate Mortgage Portfolio Segment [Member]
Principal loan balance	130,603	131,217
Accrued interest receivable	442	513
Net deferred loan origination fees and costs	107	120
Recorded investment in loans	131,152	131,850
Land Loan [Member] \| Real Estate Mortgage Portfolio Segment [Member]
Principal loan balance	19,478	17,328
Accrued interest receivable	103	116
Net deferred loan origination fees and costs	13	17
Recorded investment in loans	19,594	17,461
Construction Loans [Member] \| Real Estate Mortgage Portfolio Segment [Member]
Principal loan balance	33,439	24,969
Accrued interest receivable	67	61
Net deferred loan origination fees and costs	(15)	(12)
Recorded investment in loans	33,491	25,018
Commercial Real Estate Loan [Member] \| Real Estate Mortgage Portfolio Segment [Member]
Principal loan balance	137,915	135,114
Accrued interest receivable	290	435
Net deferred loan origination fees and costs	(64)	(65)
Recorded investment in loans	138,141	135,484
Home Equity and Second Mortgage [Member] \| Consumer Portfolio Segment [Member]
Principal loan balance	54,453	52,001
Accrued interest receivable	160	176
Net deferred loan origination fees and costs	1,129	1,100
Recorded investment in loans	55,742	53,277
Other Consumer Loan [Member] \| Consumer Portfolio Segment [Member]
Principal loan balance	60,571	63,736
Accrued interest receivable	218	244
Net deferred loan origination fees and costs	0	0
Recorded investment in loans	$ 60,789	$ 63,980

Represents loans and leases receivable accrued interest.

No definition available.

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Namespace Prefix:	fcap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Represents the loans and leases receivable principal balance.

+ References

No definition available.

+ Details

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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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

+ Details

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- 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://fasb.org/us-gaap/role/ref/legacyRef
-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

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