LOANS AND ALLOWANCE - Information regarding troubled debt restructurings by class and new troubled debt restructuring (Details 8) (Loans Receivable, USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015 Loan	Mar. 31, 2014 Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring	29	35
Total Troubled Debt Restructured	$ 6,819	$ 9,730
Number of Loans	5	5
Pre-Modification Recorded Balance	1,836	2,111
Post-Modification Recorded Balance	1,836	2,397
Construction/Land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring	8	11
Total Troubled Debt Restructured	3,737	4,124
Number of Loans	4	1
Pre-Modification Recorded Balance	1,820	219
Post-Modification Recorded Balance	1,820	218
One-to-four family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring	11	11
Total Troubled Debt Restructured	1,019	2,840
Number of Loans		3
Pre-Modification Recorded Balance		1,892
Post-Modification Recorded Balance		2,163
Multi-family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring	1	1
Total Troubled Debt Restructured	1,004	1,015
Number of Loans
Pre-Modification Recorded Balance
Post-Modification Recorded Balance
Nonresidential and agricultural land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring	2	4
Total Troubled Debt Restructured	884	1,487
Number of Loans
Pre-Modification Recorded Balance
Post-Modification Recorded Balance
Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring	7	8
Total Troubled Debt Restructured	175	264
Number of Loans	1	1
Pre-Modification Recorded Balance	16
Post-Modification Recorded Balance	16	16
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of troubled debt restructuring
Total Troubled Debt Restructured
Number of Loans
Pre-Modification Recorded Balance
Post-Modification Recorded Balance