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Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Inventories

Schedule of inventories

		March 31, 2013			December 31, 2012
		(in thousands)
Finished goods		$	264,237		$	275,169
Raw materials and precious metals			161,492			164,287
In-process inventories			54,310			42,767
Parts and supplies			45,066			45,847
		$	525,105		$	528,070

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 2

-Paragraph 6

-Subparagraph a,b,c

-Article 5

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