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Other Noncurrent Assets
 9 Months Ended
Oct. 31, 2023
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Other Noncurrent Assets Other Noncurrent Assets
Other noncurrent assets consisted of the following (in thousands):
October 31, 2023January 31, 2023
Non-marketable equity and other investments$250,311 $263,485 
Derivative assets37,725 21,757 
Technology patents and other intangible assets, net27,175 20,534 
Prepayments for goods and services16,463 23,466 
Net deferred tax assets7,105 12,650 
Deposits6,038 5,819 
Other6,445 13,274 
Total other assets$351,262 $360,985 
Technology patents and other intangible assets with estimable useful lives are amortized on a straight-line basis. As of October 31, 2023, the future estimated amortization expense was as follows (in thousands):
Fiscal Period:
Remainder of 2024$1,059 
20253,715 
20263,366 
20273,018 
20282,774 
Thereafter13,243 
Total$27,175