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Note 8 - Revenue, Deferred Revenue and Accounts Receivable (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 29, 2024 | Feb. 29, 2024 | Feb. 28, 2023 | Nov. 30, 2023 | Nov. 30, 2022
Standard Product Warranty, Term (Year) |  | 1 year |  |  |
Extended Product Warranty, Term (Year) | 3 years | 3 years |  |  |
Accounts Receivable, after Allowance for Credit Loss, Current | $ 1,536 | $ 1,536 |  | $ 2,945 | $ 5,900
Accounts Receivable, Allowance for Credit Loss | 500 | 500 |  | 500 | 0
Contract with Customer, Liability | $ 2,700 | 2,700 | $ 1,300 | $ 1,900 | $ 800
Contract with Customer, Liability, Revenue Recognized |  | $ 100 | $ 100 |  |

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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-9 + Details
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