CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)	Dec. 31, 2012	Dec. 31, 2011
Statement of Financial Position [Abstract]
Common stock, par value (in usd per share)	$ 0.01	$ 0.01
Common stock, non-convertible shares authorized	32,000,000	32,000,000
Common stock, shares issued	15,298,947	15,249,829
Common stock, shares outstanding	15,298,947	15,249,829