Annual report pursuant to Section 13 and 15(d)

Basic and Diluted Earnings Per Share (Basic and Diluted Earnings Per Share) (Details)

v3.19.2
Basic and Diluted Earnings Per Share (Basic and Diluted Earnings Per Share) (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 12 Months Ended
May 31, 2019
Feb. 28, 2019
Nov. 30, 2018
Aug. 31, 2018
May 31, 2018
[1]
Feb. 28, 2018
[1]
Nov. 30, 2017
[1]
Aug. 31, 2017
[1]
May 31, 2019
May 31, 2018
May 31, 2017
[4]
Basic earnings per share:                      
Net income $ 230.4 $ 324.6 $ 235.8 $ 243.6 $ 217.7 $ 367.2 $ 198.8 $ 210.4 $ 1,034.4 $ 994.1 [1],[2],[3] $ 826.3 [2],[3]
Weighted-average common shares outstanding 359.4 359.2 359.1 359.1 359.0 359.2 359.1 358.9 359.2 359.0 [1],[2] 359.8 [2]
Basic earnings per share $ 0.64 [5] $ 0.90 [5] $ 0.66 [5] $ 0.68 [5] $ 0.61 [5] $ 1.02 [5] $ 0.55 [5] $ 0.59 [5] $ 2.88 [5] $ 2.77 [1],[2],[5] $ 2.30 [2]
Diluted earnings per share:                      
Net income $ 230.4 $ 324.6 $ 235.8 $ 243.6 $ 217.7 $ 367.2 $ 198.8 $ 210.4 $ 1,034.4 $ 994.1 [1],[2],[3] $ 826.3 [2],[3]
Weighted-average common shares outstanding 359.4 359.2 359.1 359.1 359.0 359.2 359.1 358.9 359.2 359.0 [1],[2] 359.8 [2]
Dilutive effect of common share equivalents                 2.6 2.5 [4] 2.8
Weighted-average common shares outstanding, assuming dilution 362.5 361.6 361.5 361.5 361.5 362.0 361.4 361.3 361.8 361.5 [1],[2] 362.6 [2]
Diluted earnings per share $ 0.64 [5] $ 0.90 [5] $ 0.65 [5] $ 0.67 [5] $ 0.60 [5] $ 1.01 [5] $ 0.55 [5] $ 0.58 [5] $ 2.86 [5] $ 2.75 [1],[2],[5] $ 2.28 [2],[6]
Weighted-average anti-dilutive common share equivalents                 0.4 0.7 [4] 0.7
[1] Amounts have been adjusted to reflect the adoption of ASC Topic 606.
[2] Amounts have been adjusted to reflect the adoption of Accounting Standards Codification ("ASC") Topic 606, "Revenue from Contracts with Customers" ("ASC Topic 606").
[3] Amounts have been adjusted to reflect the adoption of Accounting Standards Update ("ASU") No. 2016-18, "Statement of Cash Flows (Topic 230): Restricted Cash (a consensus of the FASB Emerging Issues Task Force)."
[4] Amounts have been adjusted to reflect the adoption of ASC Topic 606.
[5] Each quarter is a discrete period and the sum of the four quarters' basic and diluted earnings per share amounts may not equal the full year amount.
[6] Diluted earnings per share amounts may not add across by +/- $0.01 due to rounding.