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Inventories (Tables)

3 Months Ended

Mar. 31, 2014

Inventory Disclosure [Abstract]

Schedule of inventories by major class

The following schedule details inventories by major class ($ in millions):

	March 31, 2014				December 31, 2013
Raw materials	$	36.3			$	39.2
Work in process	30.3				24.4
Finished goods	45.9				50.9
Supplies and other	18.7				18.3
Total	$	131.2			$	132.8

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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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