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v3.23.4

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Oct. 31, 2023 | Oct. 31, 2022
--- | --- | ---
Income Taxes |  |
Deferred tax assets, Compensation and benefit accruals | $ 6,026 | $ 8,523
Deferred tax assets, Bad debt and other allowances | 1,945 | 2,453
Deferred tax assets, Capital loss and tax credit carry-forwards | 14,701 | 14,310
Deferred tax assets, Net operating losses (domestic and foreign) | 139,900 | 123,825
Deferred tax assets, Deferred license revenue | 1,148 | 1,548
Deferred tax assets, Accumulated depreciation | 14,051 | 20,229
Deferred tax assets, Grant revenue | 323 | 475
Deferred tax assets, Excess business interest | 6,406 | 10,424
Deferred tax assets, Operating lease liabilities | 1,879 | 2,085
Deferred tax assets, Capitalized research and development | 9,729 |
Deferred tax assets, Mark to market | 987 |
Deferred tax assets, Other | 4 |
Gross deferred tax assets: | 197,099 | 183,872
Deferred tax assets, Valuation allowance | (193,477) | (180,048)
Deferred tax assets after valuation allowance | 3,622 | 3,824
Deferred tax liability, In process research and development | (2,293) | (2,475)
Deferred tax liability Right of use assets | (1,600) | (1,809)
Deferred tax liability Other | (9) |
Net deferred tax liability | $ (280) | $ (460)

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