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v3.20.1

Note 1 - Presentation of Interim Information (Details Textual) $ in Millions | 1 Months Ended
--- | ---
Apr. 29, 2020 USD ($)
Subsequent Event [Member] |
Authorization Received for PPP Loans, Amount | $ 44.6

X
- Definition Amount of authorization received for loans qualified for Paycheck Protection Program. + References No definition available. + Details
Name: | fcap_AuthorizationReceivedForPppLoansAmount
Namespace Prefix: | fcap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |