Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Deferred tax assets:
Property, plant and equipment		$ 134,727
Reserves and accruals	11,952	42,088
Stock-based compensation expense	1,185	15,877
Operating loss carryforwards	27,687	28,373
Gross deferred tax assets	40,824us-gaap_DeferredTaxAssetsGross	221,065us-gaap_DeferredTaxAssetsGross
Valuation allowance	(27,181)	(31,058)	(44,868)	(40,863)
Total deferred tax assets, net	13,643us-gaap_DeferredTaxAssetsNet	190,007us-gaap_DeferredTaxAssetsNet
Deferred tax liabilities:
Property, plant and equipment	(78,261)
Unrealized currency losses	(502)	(2,030)
Debt discount		(9,347)
Fixed assets fair value step-up	(7,210)	(24,531)
Intangible assets	(28,433)	(58,499)
Total deferred tax liabilities	(114,406)us-gaap_DeferredTaxLiabilities	(94,407)us-gaap_DeferredTaxLiabilities
Net deferred assets (tax liabilities)	$ (100,763)us-gaap_DeferredTaxAssetsLiabilitiesNet	$ 95,600us-gaap_DeferredTaxAssetsLiabilitiesNet

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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