CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net cash used in operating activities (Note 17)	$ (27,396)	$ (46,704)
Cash flows from investing activities:
Sale of available for sale investments		1,221
Cash received net of cash paid in ECU merger		5,614
Convertible note issued to ECU		(15,713)
Proceeds from sale of assets	2,535	404
Capitalized costs and acquisitions of property, plant and equipment	(7,118)	(6,230)
Net cash used in investing activities	(4,583)	(14,704)
Cash flows from financing activities:
Proceeds from issuance of stock units, net of issue costs	36,891
Payment of long term debt		(554)
Payment of customer advance		(4,049)
Net cash (used in) / provided by financing activities	36,891	(4,603)
Net increase (decrease) in cash and cash equivalents	4,912	(66,011)
Cash and cash equivalents - beginning of period	48,649	120,990
Cash and cash equivalents - end of period	$ 53,561	$ 54,979