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Note 7 - Revenue, Deferred Revenue and Accounts Receivable - Summary of Changes in Deferred Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023
Deferred revenue balance	$ 1,936	$ 798
Net additions to deferred revenue	66,120	31,049
Reductions in deferred revenue for revenue recognized during the fiscal year	(66,248)	(29,912)
Deferred revenue balance	1,808	1,936
Less current portion	1,791	1,844
Deferred revenue, non-current	$ 17	$ 91

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