SEGMENT INFORMATION AND GEOGRAPHIC DATA (Narrative) (Details)	3 Months Ended	9 Months Ended	12 Months Ended
May 31, 2020 Segment	Feb. 29, 2020 Unit	Nov. 30, 2019 Segment Unit	Feb. 29, 2020 Segment
Segment Reporting [Abstract]
Number of reportable segments \| Segment	3		2	2
Number of reporting units		4	2
Number of reporting units under each reportable segments		2

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration