INTEREST-BEARING DEPOSITS AND SECURITIES (Trading Securities) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 37,055	$ 47,480
Securities—trading, Fair Value	$ 32,404	$ 40,258
Securities—trading, Percent of Total Fair Value	100.00%	100.00%
U.S. Government and agency obligations [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 1,340	$ 1,340
Securities—trading, Fair Value	$ 1,492	$ 1,505
Securities—trading, Percent of Total Fair Value	4.60%	3.70%
Tax exempt municipal bonds [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 1,403	$ 1,405
Securities—trading, Fair Value	$ 1,426	$ 1,440
Securities—trading, Percent of Total Fair Value	4.40%	3.60%
Corporate bonds [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 18,735	$ 27,995
Securities—trading, Fair Value	$ 12,571	$ 19,118
Securities—trading, Percent of Total Fair Value	38.80%	47.50%
Total mortgage-backed or related securities [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 15,563	$ 16,726
Securities—trading, Fair Value	$ 16,855	$ 18,136
Securities—trading, Percent of Total Fair Value	52.00%	45.10%
1-4 residential agency guaranteed [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 7,001	$ 8,077
Securities—trading, Fair Value	$ 7,556	$ 8,726
Securities—trading, Percent of Total Fair Value	23.30%	21.70%
Multifamily agency guaranteed [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 8,562	$ 8,649
Securities—trading, Fair Value	$ 9,299	$ 9,410
Securities—trading, Percent of Total Fair Value	28.70%	23.40%
Equity securities [Member]
Schedule of Trading Securities [Line Items]
Securities—trading, Amortized Cost	$ 14	$ 14
Securities—trading, Fair Value	$ 60	$ 59
Securities—trading, Percent of Total Fair Value	0.20%	0.10%