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Earnings Per Share (Tables) | 3 Months Ended
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Dec. 31, 2012
Earnings Per Share |
Reconciliation of the denominators for basic and diluted EPS |
|  | Three Months Ended |
|  | December 31, 2012 |  | December 31, 2011 |
|  | (in millions) |
Denominator for basic earnings per share |  | 104.8 |  | 114.0 |
Potential common shares: |  |  |  |  |
Stock options |  | 0.1 |  | 0.2 |
Other |  | 0.6 |  | 0.4 |
Denominator for diluted earnings per share |  | 105.5 |  | 114.6 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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