CASH AND SECURITIES (Trading Securities Debt Maturities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Amortized Cost
Due in one year or less	$ 0	$ 1,000
Due after one year through five years	1,679	1,545
Due after five years through ten years	3,743	4,087
Due after ten years through twenty years	7,626	6,544
Due after twenty years	51,729	58,549
Total with maturity date	64,777	71,725
Amortized Cost	90,339	112,663
Fair Value
Due in one year or less	0	1,009
Due after one year through five years	1,767	1,626
Due after five years through ten years	3,750	4,123
Due after ten years through twenty years	6,492	6,184
Due after twenty years	31,053	30,710
Total with maturity date	43,062	43,652
Fair Value	71,232	80,727
Mortgage-backed securities [Member]
Amortized Cost
Without maturity date	25,548	34,024
Amortized Cost	25,548	34,024
Fair Value
Without maturity date	28,107	36,673
Fair Value	28,107	36,673
Equity securities [Member]
Amortized Cost
Without maturity date	14	6,914
Amortized Cost	14	6,914
Fair Value
Without maturity date	63	402
Fair Value	$ 63	$ 402