Note 12 - Income Taxes and Deferred Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	May 31, 2026	Dec. 31, 2025	May 31, 2025
Operating loss carryforwards - United States	$ 73,188		$ 66,048
Capital loss carryforwards	57,869		35,603
Intangible assets	304,067		350,527
Property and equipment	30,793		27,567
Investments and convertible notes receivable	44,361		43,317
Investment tax credits and related pool balance	1,996		2,249
Accruals	12,199		20,932
Stock Compensation	26,596		21,599
Restricted interest carried forward	3,938		0
Other Deferred Items	16,924		21,319
Total Deferred tax assets	1,025,399		1,011,267
Less valuation allowance	(997,361)		(968,929)
Net deferred tax assets	28,038		42,338
Property and equipment	(28,800)		(20,419)
Intangible assets	(8,263)		(1,418)
Convertible Debentures Payable	(3)		(129)
Other Deferred Items	(3,228)		(24,120)
Total deferred tax liabilities	(40,294)		(46,086)
Total Deferred Tax Asset/(Liability)	(12,256)	$ (3,748)	(3,748)
CANADA
Operating loss carryforwards - Canada	437,272		408,718
Others Countries [Member]
Operating loss carryforwards - Canada	$ 16,196		$ 13,388

Amount of deferred tax liability attributable to taxable temporary differences.

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