Segment Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting Information, Revenue for Reportable Segment [Abstract]



	Three Months Ended March 31,
	2014			2013
	(millions)
Revenue
LEU segment:
Separative work units	$	145.6		$	290.2
Uranium	—			27.6
	145.6			317.8
Contract services segment	3.0			2.6
	$	148.6		$	320.4

Segment Gross Profit (Loss)
LEU segment	$	(19.7	)	$	14.0
Contract services segment	(1.2		)	(0.7		)
Gross profit (loss)	$	(20.9	)	$	13.3

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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