Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Statement of Financial Position [Abstract]
Accounts receivable, net of allowance for doubtful accounts	$ 256	$ 216
Preferred stock at par value	$ 0.01	$ 0.01
Preferred stock shares authorized	2,500	2,500
Common stock at par value	$ 0.01	$ 0.01
Common stock shares authorized	7,500	7,500
Public common stock at par value	$ 0.01	$ 0.01
Public common stock shares authorized	7,500	7,500
Public common stock shares issued	65,000	63,000
Public common stock shares outstanding	65,000	63,000