Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities:
Net (loss) income	$ (475,343)	$ 118,334	$ (50,774)
Adjustments to reconcile net (loss) income to net cash from operating activities:
Depreciation, amortization and accretion	53,125	15,227	6,927
Deferred income tax benefit	(23,563)	2,924	0
Inventory write-downs	83,039	3,776	3,473
Release of inventory step-up value	24,729	10,200	0
Impairment of goodwill	289,894	0	0
Impairment of other long-lived assets	11,862	0	0
Stock-based compensation expense	3,434	4,671	28,739
Amortization of debt discount	2,544	674	0
Allowance for doubtful accounts	2,556	0	0
Foreign exchange loss	1,988	5,415	0
Other operating adjustments	(4,020)	1,933	3,055
Net change in operating assets and liabilities (Note 22)	(59,880)	(120,189)	(20,137)
Net cash (used in) provided by operating activities	(89,635)	42,965	(28,717)
Cash flows from investing activities:
Cash paid in connection with acquisitions, net of cash acquired	(591,011)	(30,023)	0
Investment in joint ventures	(33,044)	0	0
Deposits	(3,999)	2,897	(26,200)
Cash paid to acquire non-marketable securities	0	(20,000)	0
Capital expenditures	(791,469)	(302,180)	(33,129)
Acquisition of exploration rights	(8,167)	0	0
Other investing activities	4,761	(84)	(102)
Net cash used in investing activities	(1,422,929)	(349,390)	(59,431)
Cash flows from financing activities:
Capital contributions	390,093	0	15,000
Repayments of short-term borrowings—related party	0	(3,150)	(1,107)
Repayments of debt	(228,708)	(4,428)	0
Net proceeds from sale of preferred stock	0	199,642	0
Net proceeds from sale of common stock	132,130	0	378,633
Issuance of 10% Senior Secured Notes	635,373	0	0
Issuance of Convertible Notes	395,712	223,100
Payments of preferred dividends	(11,385)	(9,015)	0
Dividend paid to noncontrolling interests	(5,977)	0	0
Proceeds from debt	14,699	5,131	0
Proceeds from short-term borrowings—related party	0	0	5,008
Other financing activities	(1,554)	0	115
Net cash provided by financing activities	1,320,383	411,280	397,649
Effect of exchange rate changes on cash	1,116	(2,430)	0
Net change in cash and cash equivalents	(191,065)	102,425	309,501
Cash and cash equivalents at beginning of the period	418,855	316,430	6,929
Cash and cash equivalents at end of period	227,790	418,855	316,430
6.00% Convertible Notes | Convertible Debt
Adjustments to reconcile net (loss) income to net cash from operating activities:
Amortization of debt discount	5,300
Cash flows from financing activities:
Issuance of Convertible Notes	395,712	0	0
3.25% Convertible Notes | Convertible Debt
Adjustments to reconcile net (loss) income to net cash from operating activities:
Amortization of debt discount	7,800	3,700
Cash flows from financing activities:
Issuance of Convertible Notes	$ 0	$ 223,100	$ 0