Nature of operations and Going Concern (Details) - USD ($) $ in Thousands	3 Months Ended
Feb. 28, 2023	Feb. 28, 2022	Nov. 30, 2022
Nature of operations and Going Concern
Working Capital	$ 1,000	$ 2,400
Accumulated deficit	(71,934)	(66,900)	$ (66,862)
Cash flow from operation	$ (885)	$ (1,480)

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant