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Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventory, Net [Abstract]

Schedule of Inventories

	September 30, 2013												December 31, 2012
	Current Assets				Current Liabilities (a)				Inventories, Net				Current Assets				Current Liabilities (a)				Inventories, Net
Separative work units	$	827.6			$	225.7			$	601.9			$	880.9			$	382.7			$	498.2
Uranium	345.0				250.2				94.8				703.7				567.3				136.4
Materials and supplies	4.2				—				4.2				8.6				—				8.6
	$	1,176.8			$	475.9			$	700.9			$	1,593.2			$	950.0			$	643.2

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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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