INTEREST-BEARING DEPOSITS AND SECURITIES (Trading Securities) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	$ 76,525	$ 90,339
Securities—trading, amortized cost $76,525 and $90,339, respectively	63,887	71,232
Percent of Total	100.00%	100.00%
U.S. Government and agency obligations [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	1,370	1,380
Securities—trading, amortized cost $76,525 and $90,339, respectively	1,510	1,637
Percent of Total	2.40%	2.30%
Total municipal bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	4,966	5,590
Securities—trading, amortized cost $76,525 and $90,339, respectively	4,987	5,684
Percent of Total	7.80%	8.00%
Tax exempt municipal bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	4,966	5,590
Securities—trading, amortized cost $76,525 and $90,339, respectively	4,987	5,684
Percent of Total	7.80%	8.00%
Corporate bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	49,507	57,807
Securities—trading, amortized cost $76,525 and $90,339, respectively	35,095	35,741
Percent of Total	54.90%	50.20%
Total mortgage-backed or related securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	20,668	25,548
Securities—trading, amortized cost $76,525 and $90,339, respectively	22,227	28,107
Percent of Total	34.80%	39.40%
1-4 residential agency guaranteed [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	11,811	16,574
Securities—trading, amortized cost $76,525 and $90,339, respectively	12,587	17,911
Percent of Total	19.70%	25.10%
Multifamily agency guaranteed [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	8,857	8,974
Securities—trading, amortized cost $76,525 and $90,339, respectively	9,640	10,196
Percent of Total	15.10%	14.30%
Equity securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	14	14
Securities—trading, amortized cost $76,525 and $90,339, respectively	$ 68	$ 63
Percent of Total	0.10%	0.10%