Summary of Charges Recorded in Connection with Restructuring by Reportable Segment (Parenthetical) (Detail) $ in Thousands	3 Months Ended	9 Months Ended
	Feb. 28, 2019 USD ($) Position	Feb. 28, 2019 USD ($) Position Executive
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 8,679	$ 36,479
2020 MAP to Growth
Restructuring Cost And Reserve [Line Items]
Restructuring charges	8,679	36,479
2020 MAP to Growth | Severance and Benefit Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges	3,420	29,015
Industrial Segment | 2020 MAP to Growth Related to Current Elimination | Severance and Benefit Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 1,300	$ 11,000
Number of positions eliminated | Position	2	150
Industrial Segment | 2020 MAP to Growth Plan Related to Legal Function
Restructuring Cost And Reserve [Line Items]
Restructuring charges		$ 200
Number of positions eliminated | Position		1
Industrial Segment | 2020 MAP to Growth
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 4,412	$ 16,214
Number of corporate executives | Executive		3
Industrial Segment | 2020 MAP to Growth | Severance and Benefit Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges	1,263	$ 11,035
Consumer Segment | 2020 MAP to Growth
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 2,694	$ 4,696
Number of positions eliminated | Position	19	63
Consumer Segment | 2020 MAP to Growth | Severance and Benefit Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 620	$ 2,450
Specialty Segment | 2020 MAP to Growth
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 1,548	$ 5,484
Number of positions eliminated | Position	2	109
Number of corporate executives | Executive		4
Specialty Segment | 2020 MAP to Growth | Severance and Benefit Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 1,512	$ 5,445
Corporate/Other Segment | 2020 MAP to Growth
Restructuring Cost And Reserve [Line Items]
Restructuring charges	25	10,085
Corporate/Other Segment | 2020 MAP to Growth | Severance and Benefit Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 25	$ 10,085
Number of corporate executives | Executive		2
Corporate/Other Segment | 2020 MAP to Growth | Vesting Equity Awards
Restructuring Cost And Reserve [Line Items]
Number of corporate executives | Executive		2