CONDENSED CONSOLIDATED STATEMENT OF EQUITY (Unaudited) - 6 months ended Jun. 30, 2015 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	Stockholders' Equity [Member]	Noncontrolling Interest [Member]
Balances at beginning of period at Dec. 31, 2014	$ 2,882,241	$ 1,870	$ 4,034,655	$ (46,800)	$ (1,108,001)	$ 2,881,724	$ 517
Balances at beginning of period - shares (in share) at Dec. 31, 2014	187,037,994	187,038,000
Compensation expense related to restricted stock grants	$ 15,724	$ 0	15,724	0	0	15,724	0
Net loss	(215,516)	0	0	0	(214,998)	(214,998)	(518)
Issuance of common stock under Associate Stock Purchase Plan	1,421	$ 0	1,421	0	0	1,421	0
Issuance of common stock under Associate Stock Purchase Plan - shares (in shares)		43,000
Restricted stock, net	0	$ 12	(12)	0	0	0	0
Restricted stock, net - shares (in shares)		1,122,000
Other	139	$ 0	139	0	0	139	0
Balances at end of period at Jun. 30, 2015	$ 2,684,009	$ 1,882	$ 4,051,927	$ (46,800)	$ (1,322,999)	$ 2,684,010	$ (1)
Balances at end of period - shares (in shares) at Jun. 30, 2015	188,203,109	188,203,000