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v3.26.1

Fair Value Measurements - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands | Apr. 30, 2026 | Jan. 31, 2026
--- | --- | ---
Assets: |  |
Cash equivalents | $ 1,556,688 | $ 1,999,298
Short-term investments | 870,283 | 1,201,523
Long-term investments | 1,432,494 | 755,013
Marketable equity securities | 6,628 | 6,264
Non-marketable debt securities | 5,000 | 10,000
Money market funds |  |
Assets: |  |
Cash equivalents | 1,401,999 | 1,752,777
Time deposits |  |
Assets: |  |
Cash equivalents | 107,558 | 108,727
U.S. government securities |  |
Assets: |  |
Cash equivalents | 44,361 | 94,532
Commercial paper |  |
Assets: |  |
Cash equivalents | 2,770 | 40,379
Certificates of deposit |  |
Assets: |  |
Cash equivalents |  | 2,808
Corporate notes and bonds |  |
Assets: |  |
Cash equivalents |  | 75
Recurring |  |
Assets: |  |
Marketable equity securities | 6,628 | 6,264
Non-marketable debt securities | 5,000 | 10,000
Derivative assets | 2,164 | 1,779
Total assets | 3,873,257 | 3,973,877
Liabilities: |  |
Derivative liabilities | (1,860) | (2,141)
Total liabilities | (1,860) | (2,141)
Recurring | Corporate notes and bonds |  |
Assets: |  |
Short-term investments | 629,364 | 860,872
Long-term investments | 1,220,148 | 525,964
Recurring | U.S. government and agency securities |  |
Assets: |  |
Short-term investments | 211,005 | 256,351
Long-term investments | 190,886 | 229,049
Recurring | Certificates of deposit |  |
Assets: |  |
Short-term investments | 25,307 | 65,689
Recurring | Commercial paper |  |
Assets: |  |
Short-term investments | 4,607 | 18,611
Recurring | Asset-backed securities |  |
Assets: |  |
Long-term investments | 21,460 |
Recurring | Money market funds |  |
Assets: |  |
Cash equivalents | 1,401,999 | 1,752,777
Recurring | Time deposits |  |
Assets: |  |
Cash equivalents | 107,558 | 108,727
Recurring | U.S. government securities |  |
Assets: |  |
Cash equivalents | 44,361 | 94,532
Recurring | Commercial paper |  |
Assets: |  |
Cash equivalents | 2,770 | 40,379
Recurring | Certificates of deposit |  |
Assets: |  |
Cash equivalents |  | 2,808
Recurring | Corporate notes and bonds |  |
Assets: |  |
Cash equivalents |  | 75
Recurring | Level 1 |  |
Assets: |  |
Marketable equity securities | 6,628 | 6,264
Non-marketable debt securities | 0 | 0
Derivative assets | 0 | 0
Total assets | 1,408,627 | 1,759,041
Liabilities: |  |
Derivative liabilities | 0 | 0
Total liabilities | 0 | 0
Recurring | Level 1 | Corporate notes and bonds |  |
Assets: |  |
Short-term investments | 0 | 0
Long-term investments | 0 | 0
Recurring | Level 1 | U.S. government and agency securities |  |
Assets: |  |
Short-term investments | 0 | 0
Long-term investments | 0 | 0
Recurring | Level 1 | Certificates of deposit |  |
Assets: |  |
Short-term investments | 0 | 0
Recurring | Level 1 | Commercial paper |  |
Assets: |  |
Short-term investments | 0 | 0
Recurring | Level 1 | Asset-backed securities |  |
Assets: |  |
Long-term investments | 0 |
Recurring | Level 1 | Money market funds |  |
Assets: |  |
Cash equivalents | 1,401,999 | 1,752,777
Recurring | Level 1 | Time deposits |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 1 | U.S. government securities |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 1 | Commercial paper |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 1 | Certificates of deposit |  |
Assets: |  |
Cash equivalents |  | 0
Recurring | Level 1 | Corporate notes and bonds |  |
Assets: |  |
Cash equivalents |  | 0
Recurring | Level 2 |  |
Assets: |  |
Marketable equity securities | 0 | 0
Non-marketable debt securities | 0 | 0
Derivative assets | 2,164 | 1,779
Total assets | 2,459,630 | 2,204,836
Liabilities: |  |
Derivative liabilities | (1,860) | (2,141)
Total liabilities | (1,860) | (2,141)
Recurring | Level 2 | Corporate notes and bonds |  |
Assets: |  |
Short-term investments | 629,364 | 860,872
Long-term investments | 1,220,148 | 525,964
Recurring | Level 2 | U.S. government and agency securities |  |
Assets: |  |
Short-term investments | 211,005 | 256,351
Long-term investments | 190,886 | 229,049
Recurring | Level 2 | Certificates of deposit |  |
Assets: |  |
Short-term investments | 25,307 | 65,689
Recurring | Level 2 | Commercial paper |  |
Assets: |  |
Short-term investments | 4,607 | 18,611
Recurring | Level 2 | Asset-backed securities |  |
Assets: |  |
Long-term investments | 21,460 |
Recurring | Level 2 | Money market funds |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 2 | Time deposits |  |
Assets: |  |
Cash equivalents | 107,558 | 108,727
Recurring | Level 2 | U.S. government securities |  |
Assets: |  |
Cash equivalents | 44,361 | 94,532
Recurring | Level 2 | Commercial paper |  |
Assets: |  |
Cash equivalents | 2,770 | 40,379
Recurring | Level 2 | Certificates of deposit |  |
Assets: |  |
Cash equivalents |  | 2,808
Recurring | Level 2 | Corporate notes and bonds |  |
Assets: |  |
Cash equivalents |  | 75
Recurring | Level 3 |  |
Assets: |  |
Marketable equity securities | 0 | 0
Non-marketable debt securities | 5,000 | 10,000
Derivative assets | 0 | 0
Total assets | 5,000 | 10,000
Liabilities: |  |
Derivative liabilities | 0 | 0
Total liabilities | 0 | 0
Recurring | Level 3 | Corporate notes and bonds |  |
Assets: |  |
Short-term investments | 0 | 0
Long-term investments | 0 | 0
Recurring | Level 3 | U.S. government and agency securities |  |
Assets: |  |
Short-term investments | 0 | 0
Long-term investments | 0 | 0
Recurring | Level 3 | Certificates of deposit |  |
Assets: |  |
Short-term investments | 0 | 0
Recurring | Level 3 | Commercial paper |  |
Assets: |  |
Short-term investments | 0 | 0
Recurring | Level 3 | Asset-backed securities |  |
Assets: |  |
Long-term investments | 0 |
Recurring | Level 3 | Money market funds |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 3 | Time deposits |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 3 | U.S. government securities |  |
Assets: |  |
Cash equivalents | 0 | 0
Recurring | Level 3 | Commercial paper |  |
Assets: |  |
Cash equivalents | $ 0 | 0
Recurring | Level 3 | Certificates of deposit |  |
Assets: |  |
Cash equivalents |  | 0
Recurring | Level 3 | Corporate notes and bonds |  |
Assets: |  |
Cash equivalents |  | $ 0

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