SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Share-based Compensation (Details) - USD ($) $ in Thousands	12 Months Ended
Aug. 31, 2021	Aug. 31, 2020
Share-Based Compensation [Abstract]
Share-based compensation expense	$ 497	$ 517

Amount of noncash expense for share-based payment arrangement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration