Business Combinations - Additional Information (Details) - USD ($) shares in Millions	1 Months Ended			12 Months Ended
	Oct. 31, 2020	Jun. 30, 2019	Apr. 30, 2019	Feb. 06, 2022	Jan. 31, 2021	Feb. 02, 2020
Business Acquisition [Line Items]
Purchase consideration, net of cash acquired				$ 0	$ 339,641,000	$ 51,594,000
Goodwill				$ 358,736,000	$ 358,736,000
Developed technology
Business Acquisition [Line Items]
Finite-lived intangibles acquired, amortization period				3 years 10 months 24 days
Portworx
Business Acquisition [Line Items]
Total purchase consideration	$ 352,851,000
Goodwill expected to be tax deductible	0
Deferred tax assets, before valuation allowance	14,700,000
Deferred tax assets, valuation allowance	14,700,000
Deferred tax assets, net	0
Transaction price contingent on continuous employment of founders	$ 32,200,000			$ 13,500,000
Transaction price contingent on continuous employment of founders, earnout period	3 years
Goodwill	$ 321,152,000
Net liabilities assumed	$ 4,063,000
Portworx | Replacement Awards
Business Acquisition [Line Items]
Shares issued upon conversion of stock options (in shares)	1.9
Equity interests issued and issuable	$ 26,800,000
Portworx | Replacement Awards for Services Performed Prior to the Acquisition
Business Acquisition [Line Items]
Equity interests issued and issuable	8,800,000
Portworx | Replacement Awards for Future Services
Business Acquisition [Line Items]
Equity interests issued and issuable	18,000,000
Portworx | Unvested RSUs and PRSUs
Business Acquisition [Line Items]
Equity interests issued and issuable	$ 31,800,000
Outstanding awards assumed (in shares)	2.0
Equity awards vesting period	4 years
Portworx | Developed technology
Business Acquisition [Line Items]
Identified intangible assets:	$ 21,273,000
Finite-lived intangibles acquired, amortization period	5 years
Compuverde AB
Business Acquisition [Line Items]
Purchase consideration, net of cash acquired			$ 47,900,000
Long-term debt assumed and subsequently paid off			11,600,000
Goodwill			26,600,000
Net liabilities assumed			11,700,000
Deferred tax liabilities assumed			5,400,000
Consideration to be transferred				$ 15,900,000
Term of payments				2 years
Compuverde AB | Unvested RSUs and PRSUs
Business Acquisition [Line Items]
Equity interests issued and issuable		$ 3,000,000
Compuverde AB | Developed technology
Business Acquisition [Line Items]
Identified intangible assets:			$ 38,400,000
Finite-lived intangibles acquired, amortization period			7 years