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Summary of Charges Recorded in Connection with Restructuring by Reportable Segment (Parenthetical) (Detail) - MAP to Growth - Severance and Benefit Costs (Credits) - Position | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 28, 2022 | Feb. 28, 2021 | Feb. 28, 2022 | Feb. 28, 2021
Construction Products Segment |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Number of positions eliminated |  | 3 | 16 | 24
Performance Coatings Segment |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Number of positions eliminated | 1 | 5 | 4 | 55
Consumer Segment |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Number of positions eliminated |  | 0 |  | 3
Specialty Products Group ("SPG") Segment |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Number of positions eliminated | 2 | 3 | 18 | 27
Corporate/Other Segment |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Number of positions eliminated |  |  | 1 |

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