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Inventories (Tables)

12 Months Ended

Dec. 31, 2015

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consisted of the following:

	December 31,
	2015				2014
	(in millions)
Finished goods	$	114.5			$	176.2
Raw materials and precious metals	81.2				88.0
In-process inventories	35.8				20.6
Parts and supplies	58.4				44.8
	$	289.9			$	329.6

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- References

No definition available.

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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 FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766

Reference 2: 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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