Restructuring - Additional Information (Detail) $ in Millions	3 Months Ended
	Aug. 31, 2026 USD ($)
MAP 2025
Restructuring Cost and Reserve [Line Items]
Total expected costs decreased, amount	$ 0.3
MAP 2025 \| Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Total expected costs decreased, amount	0.1
MAP 2025 \| Facility Closure and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Total expected costs decreased, amount	0.2
2026 Restructuring Action
Restructuring Cost and Reserve [Line Items]
Total expected costs increased, amount	8.4
2026 Restructuring Action \| Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Total expected costs increased, amount	3.5
2026 Restructuring Action \| Facility Closure and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Total expected costs increased, amount	$ 4.9

- Definition

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