11. LEASES (Details Narrative) $ in Thousands	3 Months Ended	6 Months Ended
Nov. 30, 2019 USD ($)	Nov. 30, 2019 USD ($)
Operating lease, weighted-average remaining lease term	3 years 8 months 12 days	3 years 8 months 12 days
Operating lease, weighted-average discount rate	5.50%	5.50%
Operating lease, cost	$ 183	$ 366
Minimum
Operating lease term	1 year	1 year
Maximum
Operating lease term	4 years	4 years

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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-Name Accounting Standards Codification
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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
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