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Per Share Information (Tables)

6 Months Ended

Jun. 30, 2013

Earnings Per Share (Tables)

Schedule Of Earnings Per Share Diluted By Common Class Text Block

		Three Months Ended						Six Months Ended
(in millions, except per share amounts):		June 30,						June 30,
		2013			2012			2013			2012
Numerator for basic net income per common share -
	Net income attributable to ATI	$	4.4		$	56.4		$	14.4		$	112.6
Effect of dilutive securities:
	4.25% Convertible Notes due 2014		-			2.1			-			4.4
Numerator for diluted net income per common share -
	Net income available to ATI after assumed conversions	$	4.4		$	58.5		$	14.4		$	117.0
Denominator for basic net income per
	common share-weighted average shares		106.8			106.1			106.7			106.0
Effect of dilutive securities:
	Share-based compensation		0.4			0.9			0.4			0.9
	4.25% Convertible Notes due 2014		-			9.6			-			9.6
Denominator for diluted net income per
	common share – adjusted weighted average shares
	assuming conversions		107.2			116.6			107.1			116.5
Basic net income attributable to ATI per common share		$	0.04		$	0.53		$	0.13		$	1.06
Diluted net income attributable to ATI per common share		$	0.04		$	0.50		$	0.13		$	1.00

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- Definition

Tabular disclosure of the effect of income (loss) on an entity's diluted earnings per share.

+ 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



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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

-Paragraph 40

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.21)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

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-Section 45

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-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

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-URI http://asc.fasb.org/extlink&oid=16381557&loc=d3e4984-109258



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

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-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256



Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

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-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1311-109256

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