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Fair Value Measurements - Summary of Strategic Investments (Details) - USD ($) $ in Thousands | Jul. 31, 2022 | Jan. 31, 2022
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Fair Value Disclosures [Abstract] |  |
Non-marketable equity securities under Measurement Alternative | $ 176,805 | $ 170,860
Marketable equity securities | 29,168 | 34,646
Non-marketable debt securities | 1,500 | 2,250
Total strategic investments—included in other assets | $ 207,473 | $ 207,756

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- Definition Amount of investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714 + Details
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