CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended		12 Months Ended
	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023	Oct. 31, 2023
Cash Flows from operating activities:
Net loss		$ (39,843)	$ (17,420)
Adjustments to reconcile net loss to net cash used in operating activities
Non-cash interest expense		588	2,712
Loss on extinguishment of debt		366
Loss on the disposal of property and equipment		22
Change in fair value of warrant liabilities	$ (5,521)		(3,995)
Change in fair value of convertible debenture embedded derivative liabilities			(753)
Change in fair value of convertible debentures	2,941		2,941
Debt issuance costs expensed upon issuance of debt recorded at the fair value option			924
Non-cash lease expense		114
Unrealized foreign currency losses		4	545
Share-based compensation expense		3,668	96
Depreciation of property and equipment		240	126
Changes in operating assets and liabilities:
Investment tax credit receivable		2,101	(1,212)
Prepaid expenses and other assets		(3,651)	(800)
Accounts payable		1,919	968
Accrued expenses and other liabilities		5,765	(2,099)
Lease liabilities		(6)
Net cash used in operating activities		(28,713)	(17,967)
Investing activities
Purchases of property and equipment		(687)	(180)
Net cash used in investing activities		(687)	(180)
Financing activities
Proceeds from the 2024 PIPE Financing		200,000
Payments of issuance costs associated with the 2024 PIPE Financing		(12,386)
Proceeds from exercise of stock options		102	17
Proceeds from exercise of common share warrants		5,983
Proceeds from issuance of term loan		22,500
Repayments of term loan principal		(9,445)	(384)
Payments of debt issuance costs associated with the term loan		(585)
Proceeds from issuance of April 2023 Notes			38,000
Payment of issuance costs associated with April 2023 Notes			(313)
Payment of Reverse Recapitalization and PIPE Financing costs		(613)	(2,014)
Net cash provided by financing activities		205,556	35,306
Effect of exchange rate changes on cash and cash equivalents		1	1
Net increase in cash and cash equivalents		176,157	17,160
Cash and cash equivalents at beginning of period		81,521	20,434	$ 20,434
Cash and cash equivalents at end of period	$ 37,594	257,678	37,594	$ 81,521
Supplemental cash flow information:
Cash paid for interest		1,393	941
Supplemental disclosure of non-cash investing and financing activities
Warrant value issued as part of Amended Term Loan		319	1,420
Right of Use Assets obtained in exchange for lease liabilities		$ 1,904
Reverse Recapitalization and PIPE Financing transaction costs included within accrued expenses and accounts payable			$ 1,129