SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Summary of Restricted Cash) (Details) - USD ($) $ in Thousands		Nov. 30, 2020	Aug. 31, 2020
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Short-term restricted cash		$ 185	$ 185
Long-term restricted cash	[1]	4,255	4,105
Total restricted cash		$ 4,440	$ 4,290

[1] Long-term restricted cash consists mainly of cash deposits held within banking institutions in compliance with federal regulatory requirements in Costa Rica and Panama.