Acquisition, Restructuring and Other Items, Net (Tables)
 6 Months Ended
Nov. 30, 2021
Restructuring and Related Activities [Abstract]  
Restructuring and Related Costs
Acquisition, restructuring and other items, net, consisted of:
Three Months EndedSix Months Ended
(in thousands)Nov 30, 2021Nov 30, 2020Nov 30, 2021Nov 30, 2020
Legal (1)
$2,072 $1,185 $4,156 $1,980 
Mergers and acquisitions (2)
59 — 59 1 
Transition service agreement (3)
— (334)— (709)
Divestiture (4)
— 112 — 384 
Manufacturing relocation (5)
59 — 59 — 
Other63 165 419 791 
Total$2,253 $1,128 $4,693 $2,447 
(1) Legal expenses related to litigation that is outside the normal course of business.
(2) Mergers and acquisitions expense related to legal and due diligence.
(3) Transition services agreement that was entered into as a result of the sale of the Fluid Management business.
(4) Divestiture expenses incurred to transition manufacturing from Glens Falls, NY to Queensbury, NY.
(5) Expenses to relocate certain manufacturing lines from Queensbury, NY to Costa Rica.