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Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share

Schedule of reconciliation of the numerator and denominator used in the calculation of basic and diluted earnings per share

		For the Three Months Ended September 30,						For the Nine Months Ended September 30,
		2011			2012			2011			2012
Numerator
Net income (controlling interest), as adjusted		$	40.1		$	54.9		$	124.6		$	98.9
Denominator
Average shares outstanding—basic			51.9			51.7			51.9			51.6
Effect of dilutive instruments:
Stock options and other awards			1.1			1.3			1.3			1.3
Average shares outstanding—diluted			53.0			53.0			53.2			52.9

Diluted earnings per share calculations excluding the anti-dilutive effect of shares

		For the Three Months Ended September 30,						For the Nine Months Ended September 30,
		2011			2012			2011			2012
Stock options and other awards			1.2			0.6			1.2			0.6
Senior convertible securities			3.7			3.7			3.7			3.7
Junior convertible trust preferred securities			4.2			4.2			4.2			4.2
Forward equity sales			—			0.3			—			0.3

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

-Paragraph 40

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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