SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Securities sold under agreements to repurchase
Securities sold under agreements to repurchase	$ 26,573	$ 11,400	$ 36,263
Carrying amount of U.S. GSE, mortgage-backed securities and collateralized mortgage obligations that serve as securities under repurchase agreements	29,100	15,400	40,300
Third quarter of 2015
Securities sold under agreements to repurchase
Securities sold under agreements to repurchase	1,600
Fourth quarter of 2015
Securities sold under agreements to repurchase
Securities sold under agreements to repurchase	25,000
Securities sold under agreement to repurchase
Securities sold under agreements to repurchase
Average daily balance	$ 29,213	$ 11,594	$ 14,185
Average interest rate (as a percent)	0.74%	3.22%	2.71%
Maximum month-end balance	$ 36,230	$ 12,045	$ 36,879
Weighted average interest rate (as a percent)	0.74%	3.17%	2.67%