INVESTMENT SECURITIES (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Investment [Line Items]
Book value of securities, pledged to secure public and trust deposits, and certain Federal Home Loan Bank borrowings	$ 94,206	$ 83,235
Investment security gains	12	0	157
Investment security losses	0	358	0
Realized gain (loss), net of tax	8	236	104
Tax effect of realized gain (loss)	(4)	122	(53)
Proceeds from sales of investment securities - available for sale	$ 4,221	$ 16,518	$ 2,742
Weighted average expected maturity for investment securities	1 year 8 months 23 days
Positions considered temporarily impaired	13
Standard & Poor's, AAA Rating [Member]
Investment [Line Items]
Portfolio rated	92.20%	98.40%
U.S. Agency [Member]
Investment [Line Items]
Weighted average expected maturity for available for sale securities	4 years 3 months 15 days
U.S. Agency Mortgage-Backed Securities [Member]
Investment [Line Items]
Weighted average expected maturity for available for sale securities	2 years 9 months 22 days
Weighted average expected maturity for held to maturity securities	3 years 1 month 6 days
Other Securities [Member]
Investment [Line Items]
Weighted average expected maturity for held to maturity securities	4 years 10 months 17 days
Corporate Bonds And Other Securities [Member]
Investment [Line Items]
Weighted average expected maturity for available for sale securities	3 years 11 months 1 day

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