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Supplementary Quarterly Financial Information - Results By Quarter (Unaudited) | 12 Months Ended
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Apr. 30, 2018
Supplementary Quarterly Financial Information - Results By Quarter (Unaudited) [Abstract] |
Supplementary Quarterly Financial Information - Results By Quarter (Unaudited) | Note 19 – Supplementary Quarterly Financial Information - Results By Quarter (Unaudited)
Amounts in millions, except per share data |  | 2018 |  |  | 2017 |
Revenue |  |  |  |  |  |
First Quarter |  | $ | 411.4 |  |  | $ | 404.3 |
Second Quarter |  |  | 451.7 |  |  |  | 425.6 |
Third Quarter |  |  | 455.7 |  |  |  | 436.4 |
Fourth Quarter |  |  | 477.3 |  |  |  | 452.2 |
Fiscal Year |  | $ | 1,796.1 |  |  | $ | 1,718.5 |
Gross Profit |  |  |  |  |  |  |  |
First Quarter |  | $ | 296.7 |  |  | $ | 290.8 |
Second Quarter |  |  | 331.9 |  |  |  | 314.0 |
Third Quarter |  |  | 330.5 |  |  |  | 320.1 |
Fourth Quarter |  |  | 351.8 |  |  |  | 332.9 |
Fiscal Year |  | $ | 1,310.9 |  |  | $ | 1,257.8 |
Operating Income |  |  |  |  |  |  |  |
First Quarter |  | $ | 14.5 |  |  | $ | 43.8 |
Second Quarter |  |  | 82.8 |  |  |  | 47.7 |
Third Quarter |  |  | 67.4 |  |  |  | 51.2 |
Fourth Quarter |  |  | 74.8 |  |  |  | 63.5 |
Fiscal Year |  | $ | 239.5 |  |  | $ | 206.2 |
Net Income |  |  |  |  |  |  |  |
First Quarter |  | $ | 9.2 |  |  | $ | 31.0 |
Second Quarter |  |  | 60.0 |  |  |  | (11.5 | )
Third Quarter |  |  | 68.8 |  |  |  | 47.4 |
Fourth Quarter |  |  | 54.2 |  |  |  | 46.7 |
Fiscal Year |  | $ | 192.2 |  |  | $ | 113.6 |
|  | 2018 |  |  | 2017 |
|  | Basic |  |  | Diluted |  |  | Basic |  |  | Diluted |
Earnings Per Share (1) |  |  |  |  |  |  |  |  |  |  |  |
First Quarter |  | $ | 0.16 |  |  | $ | 0.16 |  |  | $ | 0.54 |  |  | $ | 0.53 |
Second Quarter |  |  | 1.06 |  |  |  | 1.04 |  |  |  | (0.20 | ) |  |  | (0.20 | )
Third Quarter |  |  | 1.21 |  |  |  | 1.19 |  |  |  | 0.83 |  |  |  | 0.82 |
Fourth Quarter |  |  | 0.95 |  |  |  | 0.93 |  |  |  | 0.82 |  |  |  | 0.81 |
Fiscal Year |  | $ | 3.37 |  |  | $ | 3.32 |  |  | $ | 1.98 |  |  | $ | 1.95 |
(1) | The sum of the quarterly earnings per share amounts may not agree to the respective annual amounts due to rounding.

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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