Summary of Charges Recorded in Connection with Restructuring by Reportable Segment (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022
Restructuring Cost and Reserve [Line Items]
Current Year Charges		$ 4,154	$ 1,140	$ 6,780	$ 5,128
MAP 2025
Restructuring Cost and Reserve [Line Items]
Current Year Charges		3,447		3,447
Cumulative Costs to Date		3,447		3,447
Total Expected Costs		18,162		18,162
MAP 2025 | Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		910		910
Cumulative Costs to Date		910		910
Total Expected Costs		11,551		11,551
MAP 2025 | Facility Closure and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		0		0
Cumulative Costs to Date		0		0
Total Expected Costs		4,059		4,059
MAP 2025 | Other Restructuring Costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		2,537		2,537
Cumulative Costs to Date		2,537		2,537
Total Expected Costs		2,552		2,552
MAP 2025 | Construction Products Segment
Restructuring Cost and Reserve [Line Items]
Current Year Charges		324		324
Cumulative Costs to Date		324		324
Total Expected Costs		3,755		3,755
MAP 2025 | Construction Products Segment | Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		324		324
Cumulative Costs to Date		324		324
Total Expected Costs		3,755		3,755
MAP 2025 | Performance Coatings Segment
Restructuring Cost and Reserve [Line Items]
Current Year Charges		3,110		3,110
Cumulative Costs to Date		3,110		3,110
Total Expected Costs		6,590		6,590
MAP 2025 | Performance Coatings Segment | Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		573		573
Cumulative Costs to Date		573		573
Total Expected Costs		3,038		3,038
MAP 2025 | Performance Coatings Segment | Facility Closure and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		0		0
Cumulative Costs to Date		0		0
Total Expected Costs		1,000		1,000
MAP 2025 | Performance Coatings Segment | Other Restructuring Costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges	[1]	2,537		2,537
Cumulative Costs to Date	[1]	2,537		2,537
Total Expected Costs	[1]	2,552		2,552
MAP 2025 | Consumer Segment
Restructuring Cost and Reserve [Line Items]
Current Year Charges		13		13
Cumulative Costs to Date		13		13
Total Expected Costs		4,018		4,018
MAP 2025 | Consumer Segment | Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		13		13
Cumulative Costs to Date		13		13
Total Expected Costs		4,018		4,018
MAP 2025 | Specialty Products Group Segment
Restructuring Cost and Reserve [Line Items]
Current Year Charges		0		0
Cumulative Costs to Date		0		0
Total Expected Costs		3,799		3,799
MAP 2025 | Specialty Products Group Segment | Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		0		0
Cumulative Costs to Date		0		0
Total Expected Costs		740		740
MAP 2025 | Specialty Products Group Segment | Facility Closure and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Current Year Charges		0		0
Cumulative Costs to Date		0		0
Total Expected Costs		$ 3,059		$ 3,059

[1] 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.