Note 13 - Net Change in Operating Assets and Liabilities - Net Change in Operating Assets and Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended
Feb. 28, 2022	Feb. 28, 2021
Other assets	$ (994)	$ 768
Accounts payable and accrued liabilities	(151)	(355)
Accrued payroll and related benefits	(1,908)	(1,592)
Increase (Decrease) in Operating Capital, Total	$ (3,053)	$ (1,179)

The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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- Definition

The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

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- Definition

The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.

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- Definition

Amount of increase (decrease) in operating assets classified as other.

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