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v3.22.2.2

Fair Value Measurements (Details) - USD ($) $ in Thousands | Jul. 31, 2022 | Jan. 31, 2022
--- | --- | ---
Assets, Fair Value Disclosure |  |
Cash equivalents: | $ 678,178 | $ 845,230
Short-term investments | 3,046,477 | 2,766,364
Long-term investments | 1,086,684 | 1,256,207
Money market funds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 590,661 | 722,492
Commercial paper |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 71,821 | 77,794
Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 15,696 | 7,949
U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: |  | 36,995
Recurring |  |
Assets, Fair Value Disclosure |  |
Total | 4,811,339 | 4,867,801
Recurring | Commercial paper |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 889,803 | 883,636
Recurring | Certificates of deposit |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 289,481 | 103,580
Long-term investments |  | 397
Recurring | Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 1,729,751 | 1,662,436
Long-term investments | 704,521 | 935,603
Recurring | U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 137,442 | 116,712
Long-term investments | 382,163 | 320,207
Recurring | Money market funds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 590,661 | 722,492
Recurring | Commercial paper |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 71,821 | 77,794
Recurring | Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 15,696 | 7,949
Recurring | U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: |  | 36,995
Recurring | Level 1 |  |
Assets, Fair Value Disclosure |  |
Total | 590,661 | 722,492
Recurring | Level 1 | Commercial paper |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 0 | 0
Recurring | Level 1 | Certificates of deposit |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 0 | 0
Long-term investments |  | 0
Recurring | Level 1 | Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 0 | 0
Long-term investments | 0 | 0
Recurring | Level 1 | U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 0 | 0
Long-term investments | 0 | 0
Recurring | Level 1 | Money market funds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 590,661 | 722,492
Recurring | Level 1 | Commercial paper |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 0 | 0
Recurring | Level 1 | Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 0 | 0
Recurring | Level 1 | U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: |  | 0
Recurring | Level 2 |  |
Assets, Fair Value Disclosure |  |
Total | 4,220,678 | 4,145,309
Recurring | Level 2 | Commercial paper |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 889,803 | 883,636
Recurring | Level 2 | Certificates of deposit |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 289,481 | 103,580
Long-term investments |  | 397
Recurring | Level 2 | Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 1,729,751 | 1,662,436
Long-term investments | 704,521 | 935,603
Recurring | Level 2 | U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Short-term investments | 137,442 | 116,712
Long-term investments | 382,163 | 320,207
Recurring | Level 2 | Money market funds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 0 | 0
Recurring | Level 2 | Commercial paper |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | 71,821 | 77,794
Recurring | Level 2 | Corporate notes and bonds |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: | $ 15,696 | 7,949
Recurring | Level 2 | U.S. government and agency securities |  |
Assets, Fair Value Disclosure |  |
Cash equivalents: |  | $ 36,995

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