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Cash Equivalents and Short-Term Investments - Schedule of Short Term Investments by Contractual Maturity (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Jan. 31, 2024
Amortized cost
Due within 1 year	$ 633,311	$ 619,286
Due between 1 year to 2 years	106,301	128,855
Total	739,612	748,141
Fair Value
Due within 1 year	634,277	618,765
Due between 1 year to 2 years	106,063	129,524
Total	$ 740,340	$ 748,289

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- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Section 50
-Paragraph 3
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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+ References

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