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Income Taxes (Tables)

12 Months Ended

Oct. 31, 2022

Income Taxes

Schedule of Components of Loss Before Income Taxes

The components of loss before income taxes for the years ended October 31, 2022, 2021, and 2020 were as follows (in thousands):

​

​	​	​	​	​	​	​	​	​	​
​		2022			2021			2020
U.S.	​	$	(145,439)	​	$	(96,959)	​	$	(85,865)
Foreign		​	(974)		​	(4,064)		​	(3,196)
Loss before income taxes	​	$	(146,413)	​	$	(101,023)	​	$	(89,061)

Schedule of Reconciliation of Federal Statutory Income Tax Rate To Effective Income Tax Rate

The reconciliation of the federal statutory income tax rate to our effective income tax rate for the years ended October 31, 2022, 2021 and 2020 was as follows:

​

​	​	​	​	​	​	​	​
​		2022		2021		2020
Statutory federal income tax rate		(21.0)	%	(21.0)	%	(21.0)	%
Increase (decrease) in income taxes resulting from:		​	​	​	​
State taxes, net of Federal benefits		(3.6)	%	(5.2)	%	(1.1)	%
Foreign withholding tax		0.6	%	0.2	%	—	%
Net operating loss expiration, impairment and true-ups		8.7	%	3.6	%	129.2	%
Nondeductible expenditures		1.4	%	1.9	%	1.4	%
Change in tax rates		0.3	%	(1.3)	%	(0.6)	%
Fair value adjustment on warrants		—	%	3.3	%	8.7	%
Other, net		0.7	%	—	%	1.1	%
Deferred only adjustment		(0.1)	%	0.8	%	4.4	%
Valuation allowance		13.6	%	17.9	%	(122.1)	%
Effective income tax rate		0.6	%	0.2	%	—	%

Schedule of Deferred Tax Assets and Liabilities

Our deferred tax assets and liabilities consisted of the following as of October 31, 2022 and 2021 (in thousands):

​

​	​	​	​	​	​	​
​		2022			2021
Deferred tax assets:		​			​
Compensation and benefit accruals	​	$	8,523	​	$	7,891
Bad debt and other allowances	​		2,453	​		1,081
Capital loss and tax credit carry-forwards	​		14,310	​		15,191
Net operating losses (domestic and foreign)	​		123,825	​		113,733
Deferred license revenue	​		1,548	​		1,885
Accumulated depreciation	​		20,229	​		12,379
Grant revenue	​		475	​		609
Excess business interest	​		10,424	​		9,695
Operating lease liabilities	​		2,085	​		2,211
Gross deferred tax assets:	​		183,872	​		164,675
Valuation allowance	​		(180,048)	​		(160,530)
Deferred tax assets after valuation allowance	​		3,824	​		4,145
Deferred tax liability:	​		​	​		​
In process research and development	​		(2,475)	​		(2,510)
Right of use assets	​		(1,809)	​		(1,964)
Net deferred tax liability	​	$	(460)	​	$	(329)

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

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-Name Accounting Standards Codification
-Topic 235
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