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

9 Months Ended

Feb. 29, 2020

Customer Deposits And Deferred Revenue Short-term

Customer deposits and deferred revenue

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

	February 29,		May 31,
	2020		2019
Customer deposits	$	135	$	1,003
Deferred revenue		250		542
	$	385	$	1,545