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Basic and Diluted Earnings Per Share | 12 Months Ended
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May 31, 2019
Basic and Diluted Earnings Per Share [Abstract] |
Basic and Diluted Earnings Per Share | Note C — Basic and Diluted Earnings Per Share Basic and diluted earnings per share were calculated as follows: ﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |
﻿ |  | Year ended May 31,
﻿ |  |  |  |  | 2018 |  | 2017
﻿In millions, except per share amounts |  | 2019 |  | As Adjusted(1) |  | As Adjusted(1)
﻿Basic earnings per share: |  |  |  |  |  |  |  |  |
﻿Net income |  | $ | 1,034.4 |  | $ | 994.1 |  | $ | 826.3
﻿Weighted-average common shares outstanding |  |  | 359.2 |  |  | 359.0 |  |  | 359.8
﻿Basic earnings per share |  | $ | 2.88 |  | $ | 2.77 |  | $ | 2.30
﻿Diluted earnings per share: |  |  |  |  |  |  |  |  |
﻿Net income |  | $ | 1,034.4 |  | $ | 994.1 |  | $ | 826.3
﻿Weighted-average common shares outstanding |  |  | 359.2 |  |  | 359.0 |  |  | 359.8
﻿Dilutive effect of common share equivalents |  |  | 2.6 |  |  | 2.5 |  |  | 2.8
﻿Weighted-average common shares outstanding, assuming dilution |  |  | 361.8 |  |  | 361.5 |  |  | 362.6
﻿Diluted earnings per share |  | $ | 2.86 |  | $ | 2.75 |  | $ | 2.28
﻿Weighted-average anti-dilutive common share equivalents |  |  | 0.4 |  |  | 0.7 |  |  | 0.7
﻿ (1) Amounts have been adjusted to reflect the adoption of ASC Topic 606. ﻿ Weighted-average common share equivalents that had an anti-dilutive impact are excluded from the computation of diluted earnings per share. The Company maintained a program to repurchase up to $350.0 million of the Company's common stock, with authorization that expired on May 31, 201 9. During fiscal 2019 and fiscal 2018, the Company repurchased 0.7 million shares for $56.9 million and 2.5 million shares for $143.1 million, respectively, under this repurchase program. All shares repurchased were retired. In May 2019, the Company announced that its Board approved a program to repurchase up to $400.0 million of the Company’s common stock, with authorization running from June 1, 2019 through May 31, 2022. The purpose of these programs is to manage common stock dilution.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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