Investment in associate, Summarized Statement of Loss (Details) - USD ($)	3 Months Ended		12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Jul. 31, 2025
Operating expenses [Abstract]
General and administrative expenses	$ 578,567	$ 57,335
Legal and professional fees	1,163,650	1,409,373
Total operating expenses	(1,786,705)	(2,227,222)
Net loss	(521,546)	(4,056,434)
Company's share of loss	(89,567)	$ 0
Freedom Carbon Solutions [Member]
Operating expenses [Abstract]
General and administrative expenses	2,339
Guaranteed payments	150,899
Legal and professional fees	1,337
Travel	1,241
Amortization	5,493
Total operating expenses	(161,309)
Interest expenses	(17,825)
Net loss	$ (179,134)
Company's ownership	50.00%
Company's share of loss	$ (89,567)		$ (512,011)