Condensed Consolidated Interim Statements of Equity (Deficit) (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Performance Shares [Member]	Common Stock [Member] Deferred Share Units [Member]	Common Stock [Member] Restricted Stock Units (RSUs) [Member]	Common Stock [Member]	Additional Paid-in Capital [Member] Performance Shares [Member]	Additional Paid-in Capital [Member] Deferred Share Units [Member]	Additional Paid-in Capital [Member] Restricted Stock Units (RSUs) [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member] Performance Shares [Member]	Retained Earnings [Member] Deferred Share Units [Member]	Retained Earnings [Member] Restricted Stock Units (RSUs) [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member] Performance Shares [Member]	AOCI Attributable to Parent [Member] Deferred Share Units [Member]	AOCI Attributable to Parent [Member] Restricted Stock Units (RSUs) [Member]	AOCI Attributable to Parent [Member]	Performance Shares [Member]	Deferred Share Units [Member]	Restricted Stock Units (RSUs) [Member]	Total
Balance (in shares) at Nov. 30, 2022				333,753,000
Balance at Nov. 30, 2022				$ 1,983,962				$ 82,866				$ (2,012,508)				$ (24,417)				$ 29,903
Share-based compensation				$ 0				2,161				0				0				2,161
Stock options exercised (in shares)				230,000
Stock options exercised				$ 734				(734)				0				0				0
Net loss				0				0				(10,659)				0				(10,659)
Other comprehensive income				(0)				(0)				(0)				101				101
Share-based compensation				0				2,161				0				0				2,161
Other comprehensive loss				$ 0				0				0				(101)				(101)
Balance (in shares) at Feb. 28, 2023				333,983,000
Balance at Feb. 28, 2023				$ 1,984,696				84,293				(2,023,167)				(24,518)				21,304
Net loss				$ 0				0				(10,659)				0				(10,659)
Balance (in shares) at Nov. 30, 2022				333,753,000
Balance at Nov. 30, 2022				$ 1,983,962				82,866				(2,012,508)				(24,417)				29,903
Net loss																				(36,382)
Balance (in shares) at Aug. 31, 2023				334,181,000
Balance at Aug. 31, 2023				$ 1,985,663				87,691				(2,048,890)				(24,423)				41
Net loss																				(36,382)
Balance (in shares) at Feb. 28, 2023				333,983,000
Balance at Feb. 28, 2023				$ 1,984,696				84,293				(2,023,167)				(24,518)				21,304
Share-based compensation				$ 0				2,140				0				0				2,140
Stock options exercised (in shares)				115,000
Stock options exercised				$ 687				(687)				0				0				0
Net loss				0				0				(14,649)				0				(14,649)
Other comprehensive income				0				0				0				10				10
Share-based compensation				0				2,140				0				0				2,140
Other comprehensive loss				$ 0				0				0				(10)				(10)
Balance (in shares) at May. 31, 2023				334,098,000
Balance at May. 31, 2023				$ 1,985,383				85,746				(2,037,816)				(24,508)				8,805
Net loss				0				0				(14,649)				0				(14,649)
Share-based compensation				$ 0				2,225				0				0				2,225
Stock options exercised (in shares)				35,000
Stock options exercised				$ 34				(34)				0				0				0
Net loss				0				0				(11,074)				0				(11,074)
Other comprehensive income				0				0				0				85				85
Share-based compensation				0				2,225				0				0				2,225
Performance share units (PSUs) settled in shares (in shares)		48,000
Performance share units (PSUs) settled in shares		$ 246				$ (246)				$ 0				$ 0				$ 0
Other comprehensive loss				$ 0				0				0				(85)				(85)
Balance (in shares) at Aug. 31, 2023				334,181,000
Balance at Aug. 31, 2023				$ 1,985,663				87,691				(2,048,890)				(24,423)				41
Net loss				$ 0				0				(11,074)				0				(11,074)
Balance (in shares) at Nov. 30, 2023				334,247,000
Balance at Nov. 30, 2023				$ 1,986,938				88,621				(2,059,311)				(24,471)				(8,223)
Share-based compensation				$ 0				2,409				0				0				2,409
Stock options exercised (in shares)				124,000
Stock options exercised				$ 1,283				(1,283)				0				0				0
Net loss				0				0				(10,318)				0				(10,318)
Other comprehensive income				0				0				0				15				15
Share-based compensation				0				2,409				0				0				2,409
Other comprehensive loss				$ 0				0				0				(15)				(15)
Balance (in shares) at Feb. 29, 2024				334,371,000
Balance at Feb. 29, 2024				$ 1,988,221				89,747				(2,069,629)				(24,456)				(16,117)
Net loss				$ 0				0				(10,318)				0				(10,318)
Balance (in shares) at Nov. 30, 2023				334,247,000
Balance at Nov. 30, 2023				$ 1,986,938				88,621				(2,059,311)				(24,471)				$ (8,223)
Stock options exercised (in shares)																				890,000
Net loss																				$ (34,761)
Balance (in shares) at Aug. 31, 2024				334,567,000
Balance at Aug. 31, 2024				$ 1,989,245				91,459				(2,094,072)				(24,441)				(37,809)
Net loss																				(34,761)
Balance (in shares) at Feb. 29, 2024				334,371,000
Balance at Feb. 29, 2024				$ 1,988,221				89,747				(2,069,629)				(24,456)				(16,117)
Share-based compensation				0				2,395				0				0				2,395
Net loss				0				0				(13,700)				0				(13,700)
Other comprehensive income				(0)				(0)				(0)				33				33
Share-based compensation				0				2,395				0				0				2,395
Performance share units (PSUs) settled in shares (in shares)	13,000	47,000
Performance share units (PSUs) settled in shares	$ 27	$ 224			$ (27)	$ (224)			$ 0	$ 0			$ 0	$ 0			$ 0	$ 0
Withholding tax on PSUs				0				(17)				0				0				(17)
Other comprehensive loss				0				0				0				(33)				(33)
Withholding tax on RSUs				$ (0)				17				(0)				(0)				17
Balance (in shares) at May. 31, 2024				334,431,000
Balance at May. 31, 2024				$ 1,988,472				91,874				(2,083,329)				(24,489)				(27,472)
Net loss				0				0				(13,700)				0				(13,700)
Share-based compensation				0				515				0				0				515
Net loss				0				0				(10,743)				0				(10,743)
Other comprehensive income				0				0				0				48				48
Share-based compensation				0				515				0				0				515
Performance share units (PSUs) settled in shares (in shares)			136,000
Performance share units (PSUs) settled in shares			$ 773				$ (773)				$ 0				$ 0				$ 0
Withholding tax on PSUs				0				157				0				0				(157)
Other comprehensive loss				0				0				0				(48)				(48)
Withholding tax on RSUs				$ 0				(157)				0				0				157
Balance (in shares) at Aug. 31, 2024				334,567,000
Balance at Aug. 31, 2024				$ 1,989,245				91,459				(2,094,072)				(24,441)				(37,809)
Net loss				$ 0				$ 0				$ (10,743)				$ 0				$ (10,743)