Share capital, Share Purchase Warrants (Details)			3 Months Ended	12 Months Ended
		Nov. 04, 2022 shares	Oct. 31, 2025 $ / shares shares	Jul. 31, 2025 $ / shares shares	Jul. 31, 2024 $ / shares shares	Oct. 31, 2025 $ / shares shares	Aug. 31, 2025	Dec. 06, 2024 $ / shares	Oct. 29, 2024 $ / shares shares
Number of Warrants [Abstract]
Beginning balance (in shares) | shares				132,811
Issued on RTO (in shares) | shares		121,995
Ending balance (in shares) | shares					132,811
Exercise price of warrant (in dollars per share)									$ 13.08
Weighted Average Exercise Price [Abstract]
Number of shares issued due to warrants exercise (in shares) | shares			121,995			121,995			9,176
Warrants exercised price per share (in dollars per share)									$ 13.08
Remaining Life [Abstract]
Share purchase warrants, remaining life			4 years 7 days		8 months 12 days
Common Stock [Member]
Public Warrants [Abstract]
Number of trading days			20 days
Trading day threshold period			30 days
Share Purchase Warrants [Member]
Number of Warrants [Abstract]
Beginning balance (in shares) | shares			22,718,590	132,811
Issued on RTO (in shares) | shares				22,699,987
Exercised (in shares) | shares				(9,176)
Expired (in shares) | shares				(105,032)
Ending balance (in shares) | shares			22,718,590	22,718,590	132,811
Exercise price of warrant (in dollars per share)						$ 67.3
Weighted Average Exercise Price [Abstract]
Weighted average exercise price, beginning balance (in dollars per share)			$ 1.53	$ 47.23
Issued, weighted average exercise price (in dollars per share)				1.52
Exercised, weighted average exercise price (in dollars per share)				9.5
Expired, weighted average exercise price (in dollars per share)				56.9
Weighted average exercise price, ending balance (in dollars per share)			$ 1.53	$ 1.53	$ 47.23
Number of shares issued due to warrants exercise (in shares) | shares			1,122			1,122
Warrants exercised price per share (in dollars per share)						$ 67.3
Remaining Life [Abstract]
Share purchase warrants, remaining life			4 years 7 days	4 years 3 months 7 days	8 months 1 day
Share Capital [Abstract]
Conversion rate			0.09692
Share Purchase Warrants [Member] | Exercise Price CAD$13.08 [Member]
Number of Warrants [Abstract]
Ending balance (in shares) | shares			18,603
Exercise price of warrant (in dollars per share)						13.08
Expiry date of warrant			Sep. 29, 2026
Weighted Average Exercise Price [Abstract]
Warrants exercised price per share (in dollars per share)						$ 13.08
Share Purchase Warrants [Member] | Exercise Price $1.52 [Member]
Number of Warrants [Abstract]
Ending balance (in shares) | shares	[1]		22,699,987
Exercise price of warrant (in dollars per share)			$ 1.52
Expiry date of warrant			Nov. 06, 2029
Weighted Average Exercise Price [Abstract]
Warrants exercised price per share (in dollars per share)			$ 1.52
Public Warrants [Member]
Number of Warrants [Abstract]
Issued on RTO (in shares) | shares			11,200,000
Public Warrants [Abstract]
Period to file registration statement			20 days
Period for registration statement to become effective			60 days
Product value issued upon exercise of warrant (in dollars per share)			$ 0.361
Number of trading days			10 days
Number of trading days ending before notice of redemption			3 days
Public Warrants [Member] | Public Warrants Redeemed At Equal or Exceeds 23.90 Per Share [Member]
Public Warrants [Abstract]
Warrant redemption price (in dollars per share)			$ 0.01
Public Warrants [Member] | Public Warrants Redeemed At Equal or Exceeds 23.90 Per Share [Member] | Minimum [Member]
Public Warrants [Abstract]
Notice period to redeem warrants			30 days
Share price (in dollars per share)			$ 23.9
Public Warrants [Member] | Public Warrants Redeemed At Equal or Exceeds 13.20 Per Share [Member]
Public Warrants [Abstract]
Warrant redemption price (in dollars per share)			$ 0.1
Public Warrants [Member] | Public Warrants Redeemed At Equal or Exceeds 13.20 Per Share [Member] | Minimum [Member]
Public Warrants [Abstract]
Notice period to redeem warrants			30 days
Share price (in dollars per share)			$ 13.2
Public Warrants [Member] | Common Stock [Member] | Public Warrants Redeemed At Equal or Exceeds 23.90 Per Share [Member]
Public Warrants [Abstract]
Number of trading days			20 days
Trading day threshold period			30 days
Public Warrants [Member] | Common Stock [Member] | Public Warrants Redeemed At Equal or Exceeds 13.20 Per Share [Member]
Public Warrants [Abstract]
Number of trading days			20 days
Trading day threshold period			30 days
Private Warrants [Member]
Number of Warrants [Abstract]
Issued on RTO (in shares) | shares			11,499,987
SPAC Warrants [Member]
Number of Warrants [Abstract]
Exercise price of warrant (in dollars per share)			$ 1.52
Weighted Average Exercise Price [Abstract]
Warrants exercised price per share (in dollars per share)			$ 1.52
Share Capital [Abstract]
Conversion rate			0.09692
Adjustments to Exercise Price of SPAC Warrants [Abstract]
Share price threshold for exercise price adjustment (in dollars per share)			$ 92
Threshold percentage of total equity proceeds for exercise price adjustment			60.00%			60.00%
Measurement period for determining market value (VWAP)			20 days
Exercise price adjustment percentage for warrants			115.00%			115.00%
Upper redemption trigger percentage for warrants			180.00%			180.00%
Newly issued price per share for warrant adjustment (in dollars per share)								$ 13.2
Market value (in dollars per share)								9.4
Warrant reference price (in dollars per share)								$ 13.2
Upper redemption trigger price (in dollars per share)			$ 23.9
Lower redemption trigger price (in dollars per share)			$ 13.2
Original exercise ratio for warrants			1			1
Exercise ratio for warrants after RTO			0.9692			0.9692
Exercise ratio for warrants after reverse stock split							0.09692
SPAC Warrants [Member] | Exercise Price $1.52 [Member]
Number of Warrants [Abstract]
Exercise price of warrant (in dollars per share)			$ 1.52
Weighted Average Exercise Price [Abstract]
Warrants exercised price per share (in dollars per share)			$ 1.52

[1] Each warrant exercisable for 0.09692 common stock.