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Accounts Receivable (Tables)

6 Months Ended

Jun. 30, 2011

Accounts Receivable

Schedule of Accounts Receivable

		June 30, 2011				December 31, 2010
		(millions)
Accounts receivable (1):
Utility customers:
Trade receivables		$	39.1			$	249.1
Uranium loaned to customer (2)			41.2				-
Unbilled revenue (3)			0.3				0.4
			80.6				249.5
Contract services, primarily Department of Energy (4):
Billed revenue			17.8				34.8
Unbilled revenue			35.6				24.3
			53.4				59.1
		$	134.0			$	308.6

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- Definition

Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 3, 4
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3,4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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