Note 8 - Loans and Allowance for Loan Losses (Detail) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
TDR Financing Receivable Related Allowance	$ 2.9	$ 2.9

Amount of specific allowance related to loans identified as troubled debt restructurings.

No definition available.

Name:	ffkt_TDRFinancingReceivableRelatedAllowance
Namespace Prefix:	ffkt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant