CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Stockholders Equity
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock par value	$ 0.01	$ 0.01
Common stock shares authorized	140,000,000	140,000,000
Common stock shares issued	63,899,899	63,874,549
Common stock shares outstanding	61,127,965	61,112,527
Treasury Stock held, at cost	2,771,934	2,762,022
Unamortized discount, Current	$ (25,323)