Related Party Disclosures	12 Months Ended
	Jan. 31, 2021
Related Party Transactions [Abstract]
Related Party Transactions	Related Party TransactionsIn December 2020, as a minority investor, the Company made a strategic investment of approximately $20.0 million by purchasing non-marketable equity securities issued by a privately-held company, which is partially owned by two of the holders of more than 5% of the Company's capital stock as of the time of investment, and two members of the Company’s board of directors are also members of the board directors of this privately-held company. In addition, the Company has entered into immaterial customer agreements and vendor contracts with the privately held company since fiscal 2016 and fiscal 2018, respectively.