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INCOME TAXES (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
INCOME TAXES
US Federal and State tax recovery at statutory rate	$ (31,925)	$ (21,098)	$ (11,895)
Reconciling items:
Equity pickup in MSC	(7,292)
FIN 48 adjustment due to tax years becoming statute barred		(180)
Prior year true ups/acquisitions	781	(8,074)	56
Adjustment for foreign tax rates	3,245	1,342	853
Tax rate changes	(1,869)	(24)	2
Imputed interest	135	119	104
Other permanent differences	(3,259)	8,869	1,621
Unrealized foreign exchange rate (loss)/gain	(21,263)	(31)	139
NOL expired	(2,696)	2,862	746
Valuation allowance	36,899	16,035	6,376
Tax Recovery	$ (27,244)	$ (180)	$ (1,998)

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