INCOME TAXES (Details 3) (USD $)	Dec. 31, 2012		Dec. 31, 2011
Deferred tax assets/(liabilities).
Net operating loss carryforward - U.S.	$ 365,268,000		$ 788,490,000
IRC 382 Disallowance	(121,252,000)		(498,249,000)
Deferred tax assets/(liabilities), total	244,016,000		290,241,000
Net operating loss carryforward - Foreign	19,638,000		20,437,000
Fixed assets	38,000		927,000
Investments	5,139,000		5,189,000
Accrued expenses	20,488,000		13,275,000
Stock-based compensation and other stock based payments	12,326,000		10,727,000
Other	15,881,000		8,884,000
Subtotal	317,526,000		349,680,000
Discount on convertible notes	(68,594,000)		(31,032,000)
Intangible assets and other	(47,053,000)		(48,753,000)
Less valuation allowance on deferred tax assets	(175,594,000)		(171,755,000)
Net deferred tax assets	26,285,000	[1]	98,140,000	[1]
Current deferred tax liabilities	800,000		2,700,000
Other Income Tax Information
Valuation allowance related to federal and state net operating loss carryforwards derived from equity transactions	150,100,000
Valuation allowance related to foreign operations	19,600,000
Federal tax deductions related to equity transactions not included in deferred tax assets	176,500,000
Foreign earnings for which no U.S. tax provision has been made	$ 3,200,000,000

[1] Includes current deferred tax liabilities of $0.8 million and $2.7 million as of December 31, 2012 and 2011, respectively, which are reported in "Accrued expenses and other current liabilities" on the Consolidated Balance Sheets.