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

3 Months Ended

Aug. 31, 2019

Customer Deposits And Deferred Revenue Short-term

Customer deposits and deferred revenue

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

	August 31,		May 31,
	2019		2019
Customer deposits	$	182	$	1,003
Deferred revenue		433		542
	$	615	$	1,545