Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Statement Condensed Consolidated Balance Sheets Unaudited Parenthetical [Line Items]
Property and equipment, accumulated depreciation	$ 2,034	$ 1,747
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	25,000,000	25,000,000
Common stock, shares issued	8,789,725	8,526,598
Common stock, shares outstanding	8,187,529	8,031,045
Treasury stock, shares	602,196	495,553