CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Properties and equipment
Accumulated depreciation	$ 4,509	$ 4,404
Shareholders' equity:
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares issued (in shares)	28,388,372	28,047,661
Common stock, shares outstanding (in shares)	28,047,661	28,047,661