NOTES PAYABLE AND OTHER BORROWED FUNDS, Line of Credit Facility (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2011	Dec. 31, 2013	Sep. 08, 2010
First Guaranty Bank of Hammond, Louisiana [Member] | Line of Credit [Member]
Line of Credit Facility [Line Items]
Interest rate description		Wall Street Journal prime rate
Initial variable interest rate (in hundredths)		3.25%
Interest rate floor (in hundredths)		4.50%
Collateral for borrowed funds - line of credit	25% of Premier's interest in Premier Bank
First Guaranty Bank of Hammond, Louisiana [Member] | Line of Credit Extension [Member]
Line of Credit Facility [Line Items]
Initial borrowing date		Jun. 30, 2011
Maximum borrowing capacity		3,000
Expiration date	Jun. 30, 2016
Principal balance outstanding	0		0
Bankers' Bank of Kentucky, Inc. of Frankfort Kentucky [Member] | Line of Credit [Member]
Line of Credit Facility [Line Items]
Initial borrowing date	Sep. 07, 2014
Interest rate description	JP Morgan Chase prime rate
Initial variable interest rate (in hundredths)	3.25%
Interest rate floor (in hundredths)	4.50%
Maximum borrowing capacity	5,000			4,300
Expiration date	Sep. 07, 2015
Principal balance outstanding	0
Collateral for borrowed funds - line of credit	100% interest in Citizens Deposit Bank and Trust, Inc.