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Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Apr. 30, 2020
Jan. 31, 2020
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]    
Prepaid expenses $ 22,091 $ 16,416
Capitalized qualifying implementation costs incurred in a hosting arrangement that is a service contract, net of amortization [1] 1,143 1,202
Other current assets 5,653 4,247
Total prepaid expenses and other current assets $ 28,887 $ 21,865
[1] Capitalized stock-based compensation expense and the amortization of the capitalized costs were not material for the periods presented. We have not recorded any related impairment charges during the periods presented.