CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)	Dec. 31, 2011	Dec. 31, 2010
Preferred stock, Series A, liquidation preference per share (in dollars per share)	$ 1	$ 1
Preferred stock, Series A, shares authorized	10,000,000	10,000,000
Preferred stock, Series A, shares issued	227,600	227,600
Preferred stock, Series A, shares outstanding	227,600	227,600
Common stock, shares authorized	30,000,000	30,000,000
Common stock, shares issued	12,611,133	12,427,262
Common stock, shares outstanding	12,611,133	12,427,262