Income Taxes (Tables)

12 Months Ended

Oct. 31, 2024

Income Tax Disclosure [Abstract]

Summary of Loss Before Provision for Income Taxes

Loss before provision for income taxes consisted of the following:

	Year ended October 31,
	2024			2023
Domestic (Canada)	$	(53,460	)	$	(99,157	)
Foreign (US)		(1,701	)		(743	)
Loss before income taxes	$	(55,161	)	$	(99,900	)

Summary Of Components Of The Provision For (Recovery Of) Income Taxes

The components of the provision for (recovery of) income taxes is as follows:

	Year ended October 31,
	2024			2023
Current expense (benefit):
Domestic (Canada)	$	—		$	—
Foreign (US)		(19	)		17
Total current expense (benefit)		(19	)		17
Deferred expense (benefit)
Domestic (Canada)		—			—
Foreign (US)		—			—
Total deferred tax expense (benefit)		—			—
Total income tax expense (benefit)	$	(19	)	$	17

Summary Of Reconciliation Of Company's Statutory Income Tax Rate

A reconciliation of the Company's statutory income tax rate to the Company's effective income tax rate is as follows:

	Year ended October 31,
	2024			2023
Income at Canadian statutory rate		26.50	%		26.50	%
Conversion of debentures		—			(21.90	)%
State taxes, net of federal benefit		0.18	%		0.05	%
Permanent differences		(2.77	)%		1.68	%
Tax credits		1.07	%		0.19	%
Foreign rate differential		(0.17	)%		(0.04	)%
Valuation allowance		(25.02	)%		(6.52	)%
Other		0.24	%		0.03	%
		0.03	%		(0.01	)%

Summary Of Net Deferred Income Tax

The net deferred income tax balances related to the following:

	October 31,
	2024			2023
Deferred tax assets:
R&D expenditures		8,172			7,012
Net operating loss (NOL) carryforwards		31,661			18,918
Capital loss carryforwards		97			—
Investment tax credits, net		1,934			1,210
Property and equipment		704			791
Financing costs		5,452			2,440
Accruals		747			149
Section 174 capitalized R&D costs		—			393
Operating lease liability		404			—
Note payable		197			—
Other		1			172
Total deferred tax assets		49,369			31,085
Deferred tax liabilities:
Operating lease-right of use asset		(377	)		—
Total deferred tax liabilities		(377	)		—
Valuation allowance		(48,992	)		(31,085	)
Net deferred tax assets (liability)		—			—