14. STOCK-BASED COMPENSATION (Details 3) - Stock Option and RSU Transactions - shares	3 Months Ended
	Nov. 30, 2020	Aug. 31, 2020
Available shares, beginning (in thousands)	1,319	1,650
Options granted (in thousands)	(73)	(200)
RSUs granted (in thousands)	(57)	(196)
Options cancelled (in thousands)	185	188
RSUs cancelled (in thousands)		2
Options expired (in thousands)	(162)	(125)
Available shares, ending (in thousands)	1,212	1,319