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Balance Sheet Components - Accrued and Other Current Liabilities (Details) $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 USD ($) yr | Jan. 31, 2022 USD ($) | Jan. 31, 2021 USD ($) | Jan. 31, 2020 USD ($) | Nov. 30, 2021 USD ($)
Research and Development Arrangement, Contract to Perform for Others [Line Items] |  |  |  |  |
Deferred R&D service liability |  | $ 21,878 | $ 8,208 |  |
Payroll and related expenses |  | 6,007 | 3,229 |  |
Customer payable |  | 0 | 10,000 |  |
Deferred hosting costs |  | 3,967 | 2,301 |  |
Deferred rent |  | 2,193 | 2,215 |  |
Accrued interest payable |  | 0 | 616 |  |
Withholding taxes and other taxes payable |  | 3,731 | 841 |  |
Other accruals |  | 11,047 | 2,785 |  |
Total accrued and other current liabilities |  | 48,823 | 30,195 |  |
Research and development expense incurred |  | 66,684 | 43,825 | $ 37,871 |
R&D Services Agreement |  |  |  |  |
Research and Development Arrangement, Contract to Perform for Others [Line Items] |  |  |  |  |
Deferred R&D service liability |  | 8,200 | 21,900 |  |
Research and development arrangement, fee provided | $ 40,200 |  |  |  | $ 45,200
Research and development arrangement, milestone period | yr | 3 |  |  |  |
Research and development fee recognized |  | 4,700 |  |  |
Research and development expense incurred |  | 4,800 |  |  |
Proceeds from feeds received |  | $ 8,300 | $ 26,700 |  |

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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 912 -SubTopic 730 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6472174&loc=d3e58812-109433 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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