LOANS RECEIVABLE AND THE ALLOWANCE FOR LOAN LOSSES (Troubled Debt Restructuring) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	$ 26,705	$ 29,154
TDRs on Nonaccrual Status	1,759	2,349
Total TDRs	28,464	31,503
Commerical real estate - owner-occupied [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	183	183
TDRs on Nonaccrual Status	106	109
Total TDRs	289	292
Commerical real estate - investment properties [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	5,912	6,021
TDRs on Nonaccrual Status	19	32
Total TDRs	5,931	6,053
Multifamily real estate [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	776	786
TDRs on Nonaccrual Status	0	0
Total TDRs	776	786
One- to four-family construction [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	2,434	3,923
TDRs on Nonaccrual Status	0	0
Total TDRs	2,434	3,923
Land and land development - residential [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	1,227	1,279
TDRs on Nonaccrual Status	504	525
Total TDRs	1,731	1,804
Commercial business [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	687	739
TDRs on Nonaccrual Status	0	87
Total TDRs	687	826
Agricultural Business/Farmland [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	694
TDRs on Nonaccrual Status	0
Total TDRs	694
One- to four-family residential [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	14,401	15,793
TDRs on Nonaccrual Status	1,069	1,363
Total TDRs	15,470	17,156
Consumer secured by one- to four-family [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	211	233
TDRs on Nonaccrual Status	59	117
Total TDRs	270	350
Consumer - other [Member]
Financing Receivable, Modifications [Line Items]
TDRs on Accrual Status	180	197
TDRs on Nonaccrual Status	2	116
Total TDRs	$ 182	$ 313