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Restructuring - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 29, 2024 | Aug. 31, 2023 | Feb. 28, 2023 | Feb. 29, 2024 | Feb. 28, 2023
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Loss on sale of Bridgecare services division |  |  |  | $ 24,700,000 |  |  |  |  |
Additions charged to expense | $ 6,359,000 |  |  | 4,154,000 |  | $ 14,096,000 |  | $ 6,780,000 |
MAP to Growth |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Restructuring costs | $ 0 |  |  | $ 700,000 |  | $ 0 |  | $ 3,300,000 |
Restructuring, Incurred Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Additions charged to expense |  |  | Additions charged to expense |  | Additions charged to expense |  | Additions charged to expense |
MAP 2025 |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Total expected costs increased, amount |  |  |  |  |  | $ 8,400,000 |  |  |
Additions charged to expense | $ 6,359,000 |  |  | $ 3,447,000 |  | 14,096,000 |  | $ 3,447,000 |
MAP 2025 | Performance Coatings Segment |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Additions charged to expense | 581,000 |  |  | 3,110,000 |  | 6,303,000 |  | 3,110,000 |
MAP 2025 | Severance and benefit charges |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Total expected costs increased, amount |  |  |  |  |  | 4,900,000 |  |  |
Additions charged to expense | 6,069,000 |  |  | 910,000 |  | 9,085,000 |  | 910,000 |
MAP 2025 | Severance and benefit charges | Performance Coatings Segment |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Additions charged to expense | 579,000 |  |  | 573,000 |  | 1,623,000 |  | 573,000 |
MAP 2025 | Facility Closure and Other Related Costs |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Total expected costs increased, amount |  |  |  |  |  | 3,500,000 |  |  |
Additions charged to expense | 290,000 |  |  |  |  | 456,000 |  |  |
MAP 2025 | Facility Closure and Other Related Costs | Performance Coatings Segment |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Additions charged to expense | 2,000 |  |  |  |  | 125,000 |  |  |
MAP 2025 | Other Restructuring Costs |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Additions charged to expense | 0 |  |  | 2,537,000 |  | 4,555,000 |  | 2,537,000 |
MAP 2025 | Other Restructuring Costs | Performance Coatings Segment |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Additions charged to expense | $ 0 | [1] |  | $ 2,537,000 | [2] | 4,555,000 | [1] | $ 2,537,000 | [2]
MAP 2025 | Other Restructuring Costs | Performance Coatings Segment | Trade name |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Impairment of indefinite-lived assets |  |  |  |  |  | $ 3,300,000 |  |  |
USL Restructuring | Universal Sealants |  |  |  |  |  |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |  |  |  |  |  |
Loss on sale of Bridgecare services division |  |  | $ 4,500,000 |  |  |  |  |  |
[1] | Of the $4.6 million of other restructuring costs incurred for the nine-month period ending February 29, 2024, $3.3 million is associated with the impairment of an indefinite-lived tradename as described below in Note 4, "Goodwill and Other Intangible Assets," of the Consolidated Financial Statements.
[2] | Other restructuring costs are associated with the impairment of an indefinite-lived tradename as described below in Note 4, "Goodwill and Other Intangible Assets," of the Consolidated Financial Statements.

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