CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - 3 months ended Mar. 31, 2016 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income	Treasury Stock
Beginning Balance at Dec. 31, 2015	$ 2,561,131	$ 1,904	$ 1,011,811	$ 2,458,554	$ (4,093)	$ (907,045)
Beginning Balance (in shares) at Dec. 31, 2015	190,374,801	190,375,000
Net loss	$ (70,503)			(70,503)
Foreign currency translation adjustment	6,678				6,678
Issuance of restricted stock (in shares)		15,000
Forfeitures of restricted stock (in shares)		(15,000)
Stock-based compensation	7,211		7,211
Tax expense related to stock- based compensation	(323)		(323)
Payment of cash dividends	(14,712)			(14,712)
Ending Balance at Mar. 31, 2016	$ 2,489,482	$ 1,904	$ 1,018,699	$ 2,373,339	$ 2,585	$ (907,045)
Ending Balance (in shares) at Mar. 31, 2016	190,374,862	190,375,000