v3.25.2
Restructuring - Summary of Charges Recorded in Connection with Restructuring by Reportable Segment (Parenthetical) (Details) - USD ($)
$ in Thousands
 12 Months Ended
May 31, 2025
May 31, 2024
May 31, 2023
Restructuring Cost and Reserve [Line Items]      
Current Year Charges $ 24,979 $ 30,008 $ 15,465
MAP 2025      
Restructuring Cost and Reserve [Line Items]      
Current Year Charges 24,979 30,008 11,660
MAP 2025 | Other Restructuring Costs      
Restructuring Cost and Reserve [Line Items]      
Current Year Charges 532 4,555 2,537
MAP 2025 | Performance Coatings Segment      
Restructuring Cost and Reserve [Line Items]      
Current Year Charges 3,137 7,438 3,685
MAP 2025 | Performance Coatings Segment | Other Restructuring Costs      
Restructuring Cost and Reserve [Line Items]      
Current Year Charges [1] $ 0 4,555 2,537
MAP 2025 | Performance Coatings Segment | Other Restructuring Costs | Trade Name      
Restructuring Cost and Reserve [Line Items]      
Impairment of indefinite-lived assets   $ 3,300 $ 2,500
[1] Of the $4.6 million of other restructuring costs incurred during the year ended May 31, 2024, $3.3 million is associated with the impairment of an indefinite-lived tradename. The $2.5 million of other restructuring costs incurred during the year ended May 31, 2023, is associated with the impairment of an indefinite-lived tradename. See Note C, "Goodwill and Other Intangible Assets," of the Consolidated Financial Statements below for further description.