Consolidated Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Consolidated Balance Sheets [Abstract]
Preferred stock, par value
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares outstanding	0	21,000
Common stock, par value
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares outstanding	8,610,850	8,605,391