CASH AND SECURITIES (Trading Securities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	$ 90,339	$ 112,663
Fair Value	71,232	80,727
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	1,380	2,401
Fair Value	1,637	2,635
Percent of Total	2.30%	3.30%
Total municipal bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	5,590	5,822
Fair Value	5,684	5,962
Percent of Total	8.00%	7.40%
Taxable municipal bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	0	391
Fair Value	0	420
Percent of Total	0.00%	0.50%
Tax exempt municipal bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	5,590	5,431
Fair Value	5,684	5,542
Percent of Total	8.00%	6.90%
Corporate bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	57,807	63,502
Fair Value	35,741	35,055
Percent of Total	50.20%	43.40%
Total Mortgage-backed or related securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	25,548	34,024
Fair Value	28,107	36,673
Percent of Total	39.40%	45.40%
1-4 residential agency guaranteed [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	25,548	34,024
Fair Value	28,107	36,673
Percent of Total	39.40%	45.40%
Equity securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized Cost	14	6,914
Fair Value	$ 63	$ 402
Percent of Total	0.10%	0.50%