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Goodwill and Acquired Intangible Assets, Net (Tables)
9 Months Ended
Oct. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Gross carrying amount and accumulated amortization of intangible assets The gross carrying amount and accumulated amortization of the Company’s intangible assets are as follows (in thousands):
October 31, 2021
Gross Carrying ValueAccumulated AmortizationNet Book ValueWeighted-Average Remaining Useful Life
(in years)
Developed technology$38,100 $(21,447)$16,653 2.9
Customer relationships15,200 (8,950)6,250 2.1
Total$53,300 $(30,397)$22,903 
January 31, 2021
Gross Carrying ValueAccumulated AmortizationNet Book ValueWeighted-Average Remaining Useful Life
(in years)
Developed technology$34,700 $(16,955)$17,745 3.3
Customer relationships15,200 (6,670)8,530 2.8
Total$49,900 $(23,625)$26,275 
Future amortization expense related to intangible assets
As of October 31, 2021, future amortization expense related to the intangible assets is as follows (in thousands):
Years Ending January 31,
Remainder of 2022$2,295 
20239,180 
20248,505 
20252,130 
2026680 
2027113 
Total$22,903