Revenue and Revenue Recognition (Tables)

9 Months Ended

Feb. 28, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Sale of Revenues for Customer Categories

Greystone’s customers include stocking and non-stocking distributors and direct sales to end-user customers. Sales to the following categories of customers for the nine months ended February 28, 2022 and 2021, respectively, were as follows:

Category	2022			2021
End User Customers		74	%		85	%
Distributors		26	%		15	%