CONDENSED CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)	Mar. 31, 2012	Dec. 31, 2011
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares issued	2,105,187	2,108,732
Common stock, shares outstanding	2,105,187	2,108,732