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Earnings (Loss) Per Share (Tables) | 9 Months Ended
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Feb. 29, 2024
Earnings Per Share [Abstract] |
Schedule of basic and diluted earnings per share | The following table summarizes the reconciliation of the numerators and denominators for the basic and diluted earnings (loss) per share computation for the periods indicated:
| Three months ended | Nine months ended
| February 29, | February 28, | February 29, | February 28,
| 2024 | 2023 | 2024 | 2023
Net income (loss) attributable to Class A and Common Stockholders | $ | (26.5) |  |  | $ | (19.2) |  |  | $ | (23.8) |  |  | $ | 10.6 |
Weighted average Shares of Class A Stock and Common Stock outstanding for basic earnings (loss) per share (in millions) |  | 29.1 |  |  |  | 33.7 |  |  |  | 29.9 |  |  | 34.2 |
Dilutive effect of Class A Stock and Common Stock potentially issuable pursuant to stock-based compensation plans (in millions) |  | — |  |  |  | — |  |  |  | — |  |  |  | 0.9 |  |
Adjusted weighted average Shares of Class A Stock and Common Stock outstanding for diluted earnings (loss) per share (in millions) |  | 29.1 |  |  |  | 33.7 |  |  |  | 29.9 |  |  | 35.1 |
Earnings (loss) per share of Class A Stock and Common Stock: |  |  |  |  |  |  |  |  |  |  |  |
Basic | $ | (0.91) |  |  | $ | (0.57) |  |  | $ | (0.80) |  |  | $ | 0.31 |
Diluted | $ | (0.91) |  |  | $ | (0.57) |  |  | $ | (0.80) |  |  | $ | 0.30 |
Anti-dilutive shares pursuant to stock-based compensation plans |  | 1.1 |  |  |  | 0.7 |  |  |  | 0.7 |  |  |  | 0.6 |  |
Schedule of stock option activity | The following table sets forth options outstanding pursuant to stock-based compensation plans as of the dates indicated:
| February 29, 2024 |  | February 28, 2023
Options outstanding pursuant to stock-based compensation plans (in millions) | 3.0 |  | 3.3

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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/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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