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Restructuring Charges - Schedule of Reorganization Charges within Condensed Consolidated Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Oct. 31, 2023	Jan. 31, 2024
January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 12,654
September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 15,600	15,601
Cost of revenue | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		632
Cost of revenue | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		996
Research and development | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		7,540
Research and development | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		4,183
Sales and marketing | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		500
Sales and marketing | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1,343
General and administrative | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		3,982
General and administrative | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		9,079
Severance and employment-related termination costs | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		9,946
Severance and employment-related termination costs | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		7,412
Severance and employment-related termination costs | Cost of revenue | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		632
Severance and employment-related termination costs | Cost of revenue | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		996
Severance and employment-related termination costs | Research and development | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		7,540
Severance and employment-related termination costs | Research and development | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		4,183
Severance and employment-related termination costs | Sales and marketing | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		500
Severance and employment-related termination costs | Sales and marketing | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1,343
Severance and employment-related termination costs | General and administrative | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1,274
Severance and employment-related termination costs | General and administrative | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		890
Facility and other contract terminations | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2,708
Facility and other contract terminations | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		8,189
Facility and other contract terminations | Cost of revenue | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Facility and other contract terminations | Cost of revenue | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Facility and other contract terminations | Research and development | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Facility and other contract terminations | Research and development | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Facility and other contract terminations | Sales and marketing | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Facility and other contract terminations | Sales and marketing | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Facility and other contract terminations | General and administrative | January 2024 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2,708
Facility and other contract terminations | General and administrative | September 2023 Reorganization
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 8,189

X

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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