Consolidated Statements of Stockholders' Equity - 3 months ended Mar. 31, 2016 - USD ($) $ in Thousands	Common Stock	Additional Paid-in-Capital	Accumulated Other Comprehensive Income	Treasury Stock	Accumulated Deficit	Total
Balance at Dec. 31, 2015	$ 1,806	$ 1,118,917	$ 798	$ (2,909)	$ (993,876)	$ 124,736
Balance (in shares) at Dec. 31, 2015	180,567,444			479,953		180,567,444
Increase (Decrease) in Stockholders' Equity
Net loss attributable to the Company					(11,754)	$ (11,754)
Other comprehensive income			583			583
Stock based compensation		2,217				2,217
Stock based compensation (in shares)	21,547
Stock dividend		26			(26)
Stock dividend (in shares)	13,015
Exercise of warrants	$ 1	248				249
Exercise of warrants (in shares)	118,279
Balance at Mar. 31, 2016	$ 1,807	$ 1,121,408	$ 1,381	$ (2,909)	$ (1,005,656)	$ 116,031
Balance (in shares) at Mar. 31, 2016	180,720,285			479,953		180,720,285