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Fair Value Measurements - Summary of Strategic Investments (Details) - USD ($)
$ in Thousands
Oct. 31, 2024
Jan. 31, 2024
Fair Value Disclosures [Abstract]    
Non-marketable equity securities under Measurement Alternative $ 280,589 $ 190,238
Non-marketable equity securities under equity method 5,372 5,307
Marketable equity securities 9,465 37,320
Non-marketable debt securities 750 1,500
Total strategic investments—included in other assets $ 296,176 $ 234,365