Consolidated Statement Of Shareholders' Equity (Deficit) (USD $) In Thousands, except Share data	Class A Common Stock [Member]	Additional Paid-In Capital [Member] Shares - Warrant [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Shares - Warrant [Member]	Total
BALANCE, Amount at Dec. 31, 2014	$ 1,291		$ 2,062,775	$ (2,542,380)	$ (182,486)		$ (660,800)
BALANCE, Shares at Dec. 31, 2014	129,134,000
Net loss				(79,030)			(79,030)
Common stock issued in connection with stock purchase/option plans	3		5,643				5,646
Common stock issued in connection with stock purchase/option plans, Shares	294,000
Non-cash compensation			7,083				7,083
Settlement of common stock warrants		(135,236)				(135,236)
Foreign currency translation adjustments					(174,450)		(174,450)
BALANCE, Amount at Mar. 31, 2015	$ 1,294		$ 1,940,265	$ (2,621,410)	$ (356,936)		$ (1,036,787)
BALANCE, Shares at Mar. 31, 2015	129,428,000