CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Deposits [Abstract]
Time deposits, bifurcation amount for classification	$ 100,000
Stockholders' Equity
Common stock, par value (in dollars per share)	$ 0.40	$ 0.40
Common stock, shares authorized (in shares)	6,500,000	6,500,000
Common stock, shares issued (in shares)	4,472,255	4,472,255
Common stock, shares outstanding (in shares)	4,270,755	4,277,755
Preferred stock, par value (in dollars per share)	$ 0.40	$ 0.40
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Preferred stock, shares issued (in shares)	17,211	17,211
Preferred stock, liquidation preferences (in dollars per share)	$ 1,000.00	$ 1,000.00
Warrants, issued (in shares)	584,084	584,084
Warrants, outstanding (in shares)	584,084	584,084
Treasury stock, at cost (in shares)	201,500	194,500