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Earnings Per Share (Tables) | 9 Months Ended
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Jun. 30, 2015
Earnings Per Share |
Reconciliation of the denominators for basic and diluted EPS |
|  | Three Months Ended |  | Nine Months Ended |
|  | June 30, 2015 |  | June 30, 2014 |  | June 30, 2015 |  | June 30, 2014 |
|  | (in millions) |
Denominator for basic earnings per share |  | 151.7 |  | 97.5 |  | 148.2 |  | 96.9 |
Potential common shares |  | — |  | 1.5 |  | — |  | 1.4 |
Denominator for diluted earnings per share |  | 151.7 |  | 99.0 |  | 148.2 |  | 98.3 |

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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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