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Basic and Diluted Earnings Per Share (Tables) | 9 Months Ended
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Feb. 28, 2017
Basic and Diluted Earnings Per Share [Abstract] |
Basic and Diluted Earnings Per Share |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | For the three months ended |  | For the nine months ended
﻿ |  | February 28, |  | February 29, |  | February 28, |  | February 29,
﻿In millions, except per share amounts |  | 2017 |  | 2016 |  | 2017 |  | 2016
﻿Basic earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
﻿Net income |  | $ | 202.5 |  | $ | 180.4 |  | $ | 622.0 |  | $ | 578.7
﻿Weighted-average common shares outstanding |  |  | 359.0 |  |  | 360.5 |  |  | 360.0 |  |  | 360.8
﻿Basic earnings per share |  | $ | 0.56 |  | $ | 0.50 |  | $ | 1.73 |  | $ | 1.60
﻿Diluted earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
﻿Net income |  | $ | 202.5 |  | $ | 180.4 |  | $ | 622.0 |  | $ | 578.7
﻿Weighted-average common shares outstanding |  |  | 359.0 |  |  | 360.5 |  |  | 360.0 |  |  | 360.8
﻿Dilutive effect of common share equivalents |  |  | 2.8 |  |  | 1.7 |  |  | 2.8 |  |  | 1.6
﻿Weighted-average common shares outstanding, assuming dilution |  |  | 361.8 |  |  | 362.2 |  |  | 362.8 |  |  | 362.4
﻿Diluted earnings per share |  | $ | 0.56 |  | $ | 0.50 |  | $ | 1.71 |  | $ | 1.60
﻿Weighted-average anti-dilutive common share equivalents |  |  | 0.7 |  |  | 0.7 |  |  | 0.7 |  |  | 0.7
﻿

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + 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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