CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - 6 months ended Jun. 30, 2016 - USD ($) $ in Thousands	Total	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income [Member]	Noncontrolling Interest [Member]	Preferred Class A [Member] Series A Convertible Preferred Stock [Member]	Common Class A [Member] Common Stock [Member]	Common Class B [Member]	Common Class B [Member] Common Stock [Member]	Warrant [Member] Common Stock [Member]	2018 Warrants [Member]
Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants										$ 405
Adjustments to Additional Paid in Capital, Warrant Issued	$ 5,060	$ 4,655
BALANCE at Dec. 31, 2015	78,641	1,914,050	$ (1,605,245)	$ (242,409)	$ 1,381	$ 0	$ 10,864		$ 0
BALANCE (in shares) at Dec. 31, 2015						1
BALANCE (in shares) at Dec. 31, 2015							135,804,221	0	0
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Stock-based compensation	1,717	1,717
Shares issuance, stock-based compensation (in shares)							590,674
Shares issuance, stock-based compensation	0						$ 47
Adjustments to Additional Paid in Capital, Share-based Compensation and Exercise of Stock Options		(47)
Preferred dividend paid-in-kind	(8,950)	(8,950)
Net loss	(181,943)		(181,752)		(191)
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion	(4,221)			(4,221)
Currency translation adjustment	8,002			8,147
BALANCE at Jun. 30, 2016	(101,694)	$ 1,911,425	$ (1,786,997)	$ (238,483)	1,045	$ 0	$ 11,316		$ 0
BALANCE (in shares) at Jun. 30, 2016						1
BALANCE (in shares) at Jun. 30, 2016							141,454,534	0	0
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Number of Warrants Exercised											5,059,639
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax	$ 8,002				$ (145)