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Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2013

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

A summary of the aforementioned related party transactions for the years ended December 31, 2013, 2012 and 2011 is as follows:

	Year Ended December 31,
	2013			2012			2011
Net sales to Glencore	$	511,051		$	552,299		$	564,431
Purchases from Glencore	173,693			145,589			187,691
Purchases from BHH	86,678			39,337			19,543
Cash premium to Glencore for put option contracts	—			—			2,106

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- Definition

Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates.

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