Interim Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Share Issuance Obligation [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Jul. 31, 2023	378,452,864
Balance at Jul. 31, 2023	$ 378	$ 924,737	$ 0	$ (289,680)	$ (3,608)	$ 631,827
Issued under ATM offerings, net of issuance costs (in shares)	10,770,000
Issued under ATM offerings, net of issuance costs	$ 11	56,259	0	0	0	56,270
Issued upon exercise of stock options (in shares)	445,861
Issued upon exercise of stock options	$ 1	263	0	0	0	264
Amortization of stock-based compensation	0	1,572	0	0	0	1,572
Net loss for the period	0	0	0	3,321	0	3,321
Other comprehensive loss	$ 0	0	0	0	(11,049)	(11,049)
Balance (in shares) at Oct. 31, 2023	389,668,725
Balance at Oct. 31, 2023	$ 390	982,831	0	(286,359)	(14,657)	682,205
Balance (in shares) at Jul. 31, 2023	378,452,864
Balance at Jul. 31, 2023	$ 378	924,737	0	(289,680)	(3,608)	$ 631,827
Issued upon exercise of stock options (in shares)						1,115,860
Net loss for the period						$ 5,571
Other comprehensive loss						(3,317)
Balance (in shares) at Jan. 31, 2024	401,058,973
Balance at Jan. 31, 2024	$ 401	1,059,266	517	(284,109)	(6,925)	769,150
Balance (in shares) at Oct. 31, 2023	389,668,725
Balance at Oct. 31, 2023	$ 390	982,831	0	(286,359)	(14,657)	682,205
Issued under ATM offerings, net of issuance costs (in shares)	10,418,029
Issued under ATM offerings, net of issuance costs	$ 10	73,228	0	0	0	$ 73,238
Issued upon exercise of stock options (in shares)	669,999					669,999
Issued upon exercise of stock options	$ 1	(70)	0	0	0	$ (69)
Issued upon exercise of warrants (in shares)	302,220
Issued upon exercise of warrants	$ 0	1,965	517	0	0	2,482
Amortization of stock-based compensation	0	1,312	0	0	0	1,312
Net loss for the period	0	0	0	2,250	0	2,250
Other comprehensive loss	$ 0	0	0	0	7,732	7,732
Balance (in shares) at Jan. 31, 2024	401,058,973
Balance at Jan. 31, 2024	$ 401	1,059,266	$ 517	(284,109)	(6,925)	769,150
Balance (in shares) at Jul. 31, 2024	410,355,768
Balance at Jul. 31, 2024	$ 410	1,110,433		(318,901)	(13,829)	778,113
Common stock issued for consulting services (in shares)	15,000
Common stock issued for consulting services	$ 0	88		0	0	88
Amortization of stock-based compensation	0	1,733		0	0	1,733
Net loss for the period	0	0		(20,158)	0	(20,158)
Other comprehensive loss	$ 0	0		0	(1,728)	(1,728)
Balance (in shares) at Oct. 31, 2024	419,142,428
Balance at Oct. 31, 2024	$ 419	1,178,215		(339,059)	(15,557)	824,018
Balance (in shares) at Jul. 31, 2024	410,355,768
Balance at Jul. 31, 2024	$ 410	1,110,433		(318,901)	(13,829)	778,113
Issued under ATM offerings, net of issuance costs (in shares)	7,595,626
Issued under ATM offerings, net of issuance costs	$ 8	61,223		0	0	$ 61,231
Issued upon exercise of stock options (in shares)	121,037					159,102
Issued upon exercise of stock options	$ 0	120		0	0	$ 120
Issued upon exercise of warrants (in shares)	1,054,997
Issued upon exercise of warrants	$ 1	4,618		0	0	4,619
Net loss for the period						(30,392)
Other comprehensive loss						(10,497)
Balance (in shares) at Jan. 31, 2025	428,412,265
Balance at Jan. 31, 2025	$ 428	1,250,404		(349,293)	(24,326)	877,213
Balance (in shares) at Oct. 31, 2024	419,142,428
Balance at Oct. 31, 2024	$ 419	1,178,215		(339,059)	(15,557)	824,018
Issued under ATM offerings, net of issuance costs (in shares)	9,231,030
Issued under ATM offerings, net of issuance costs	$ 9	70,624		0	0	$ 70,633
Issued upon exercise of stock options (in shares)	38,065					38,065
Issued upon exercise of stock options	$ 0	9		0	0	$ 9
Amortization of stock-based compensation	0	1,556		0	0	1,556
Net loss for the period	0	0		(10,234)	0	(10,234)
Other comprehensive loss	$ 0	0		0	(8,769)	(8,769)
Issued upon vesting of RSUs (in shares)	742
Issued upon vesting of RSUs	$ 0	0		0	0	0
Balance (in shares) at Jan. 31, 2025	428,412,265
Balance at Jan. 31, 2025	$ 428	$ 1,250,404		$ (349,293)	$ (24,326)	$ 877,213