Business Combinations (Details) - USD ($) $ in Thousands	1 Months Ended				12 Months Ended
	Jun. 30, 2019	Apr. 30, 2019	Aug. 31, 2018	Apr. 30, 2018	Feb. 02, 2020	Jan. 31, 2019	Jan. 31, 2018
Business Acquisition [Line Items]
Purchase consideration, net of cash acquired					$ 51,594	$ 13,899	$ 0
Goodwill					37,584	10,997
Acquisition consideration					$ 6,149	$ 3,725
StorReduce, Inc.
Business Acquisition [Line Items]
Cash consideration transferred			$ 20,500
Fees assumed associated with the transaction			1,100
Long-term debt assumed and subsequently paid off			6,100
Goodwill			11,000
Net liabilities assumed			4,500
Deferred tax liabilities assumed			3,700
Acquisition consideration			$ 3,700
StorReduce, Inc. | Restricted Stock Units (RSUs)
Business Acquisition [Line Items]
Equity interests issued and issuable, shares issued (in shares)			622,482
Equity interests issued and issuable			$ 13,600
StorReduce, Inc. | Developed technology
Business Acquisition [Line Items]
Finite-lived intangibles acquired			$ 17,700
Finite-lived intangibles acquired, amortization period			7 years
Compuverde AB
Business Acquisition [Line Items]
Acquisition related costs		$ 500
Purchase consideration, net of cash acquired		47,900
Long-term debt assumed and subsequently paid off		11,600
Goodwill		26,600
Net liabilities assumed		11,700
Deferred tax liabilities assumed		5,400
Consideration to be transferred		$ 15,900
Term of payments		2 years
Compuverde AB | Restricted Stock Units (RSUs)
Business Acquisition [Line Items]
Equity interests issued and issuable	$ 3,000
Compuverde AB | Developed technology
Business Acquisition [Line Items]
Finite-lived intangibles acquired		$ 38,400
Finite-lived intangibles acquired, amortization period				7 years