Condensed Consolidated Statement of Cash Flows (Unaudited) (USD $) In Thousands	9 Months Ended		51 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011
Cash flows from operating activities
Net loss	$ (49,114)	$ (36,257)	$ (115,438)
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation and amortization	1,684	1,143	4,221
Stock based compensation	4,787	614	6,048
Non cash compensation from warrants issued on common stock		298	298
Beneficial conversion feature expense related to convertible promissory note		10,000	10,000
Derivative fair value adjustments	6,914	2,449	9,279
Accrued Interest			534
Amortization of debt discount and fees		567	300
Changes in other operating assets and liabilities
Prepaid expenses and other current assets	(944)	(54)	(848)
Accounts payable	(2,311)	(695)	(1,433)
Accrued liabilities	1,386	184	1,985
Net cash used in operating activities	(37,598)	(21,751)	(85,054)
Cash flows from investing activities
Purchases of property, plant and equipment	(104,107)	(9,771)	(138,622)
Purchases of intangible assets			(427)
Restricted cash			(100)
Net cash used in investing activities	(104,107)	(9,771)	(139,149)
Cash flows from financing activities
Proceeds from issuance of convertible promissory note to stockholder			15,000
Proceeds from equipment loans		1,000	6,000
Payments on equipment loans	(397)	(1,248)	(2,975)
Proceeds from business loans		7,000	7,000
Payments on business loans	(189)	(359)	(1,108)
Proceeds from stock option/warrant exercises	126	22	169
Proceeds from issuance of common stock in initial public offering, net of expenses	148,647		148,647
Borrowings under the Mississippi Development Authority loan	39,391		39,391
Net cash provided by financing activities	242,578	101,415	376,508
Effect of exchange rate on cash and cash equivalents		(58)	(82)
Net increase in cash and cash equivalents	100,873	69,835	152,223
Cash and cash equivalents
Beginning of period	51,350	5,176
End of period	152,223	75,011	152,223
Supplemental disclosure of noncash investing and financing activities:
Accrued purchase of property, plant and equipment	4,377	1,907
Convertible preferred stock warrants issued in connection with loan amendments	300	665
Common stock warrants issue in connection with compensation arrangements		298	298
Conversion of convertible promissory note to stockholder into Series B convertible preferred stock		15,000
Conversion of Series A, A-1, B, and C convertible preferred stock into Class A and Class B common stock	134,384
Conversion of convertible preferred stock warrants into Class A and Class B common stock warrants	10,399
Financing of Insurance Premium	436
Imputed interest on Mississippi Development Authority loan	17,232
Series A Convertible Preferred Stock
Cash flows from financing activities
Proceeds from issuance of convertible preferred stock			4,360
Series A-1 Convertible Preferred Stock
Cash flows from financing activities
Proceeds from issuance of convertible preferred stock			10,024
Series B Convertible Preferred Stock
Cash flows from financing activities
Proceeds from issuance of convertible preferred stock		95,000	95,000
Series C Convertible Preferred Stock
Cash flows from financing activities
Proceeds from issuance of convertible preferred stock	$ 55,000		$ 55,000