9. CUSTOMER DEPOSITS AND DEFERRED REVENUE, SHORT-TERM (Tables)

6 Months Ended

Nov. 30, 2019

Customer Deposits And Deferred Revenue Short-term

Customer deposits and deferred revenue

    Customer deposits and deferred revenue, short-term (in thousands):

	November 30, 2019		May 31, 2019
Customer deposits	$	1,458	$	1,003
Deferred revenue		351		542
	$	1,809	$	1,545