Revenue Recognition - Summary Disaggregation of Revenue by Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 4,099,864	$ 2,651,368	$ 622,658
Revenue from Contract with Customer | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	100.00%	100.00%	100.00%
Americas
Disaggregation of Revenue [Line Items]
Revenue	$ 2,734,241	$ 1,831,694	$ 500,622
Americas | Revenue from Contract with Customer | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	67.00%	69.00%	81.00%
APAC
Disaggregation of Revenue [Line Items]
Revenue	$ 564,120	$ 332,844	$ 51,152
APAC | Revenue from Contract with Customer | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	13.00%	13.00%	8.00%
EMEA
Disaggregation of Revenue [Line Items]
Revenue	$ 801,503	$ 486,830	$ 70,884
EMEA | Revenue from Contract with Customer | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	20.00%	18.00%	11.00%