Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Acquisitions - Schedule of Components of Identifiable Intangible Assets Acquired and Estimated Useful Lives (Details) - USD ($) $ in Thousands		1 Months Ended		12 Months Ended
	Oct. 08, 2019	Oct. 31, 2017	May 31, 2017	Apr. 30, 2020	Apr. 30, 2019
Business Acquisition [Line Items]
Weighted Average Remaining Useful Life (in years)				3 years 10 months 24 days	2 years 6 months
Developed technology
Business Acquisition [Line Items]
Weighted Average Remaining Useful Life (in years)				4 years 1 month 6 days	2 years 6 months
Customer relationships
Business Acquisition [Line Items]
Weighted Average Remaining Useful Life (in years)				3 years 4 months 24 days	2 years 2 months 12 days
Trade names
Business Acquisition [Line Items]
Weighted Average Remaining Useful Life (in years)				3 years 4 months 24 days	2 years 2 months 12 days
Endgame, Inc.
Business Acquisition [Line Items]
Intangible assets	$ 53,800
Endgame, Inc. \| Developed technology
Business Acquisition [Line Items]
Intangible assets	$ 32,700
Weighted Average Remaining Useful Life (in years)	5 years
Endgame, Inc. \| Customer relationships
Business Acquisition [Line Items]
Intangible assets	$ 19,200
Weighted Average Remaining Useful Life (in years)	4 years
Endgame, Inc. \| Trade names
Business Acquisition [Line Items]
Intangible assets	$ 1,900
Weighted Average Remaining Useful Life (in years)	4 years
Swiftype Inc
Business Acquisition [Line Items]
Intangible assets		$ 5,647
Weighted Average Remaining Useful Life (in years)		4 years
Swiftype Inc \| Developed technology
Business Acquisition [Line Items]
Intangible assets		$ 5,392
Weighted Average Remaining Useful Life (in years)		4 years
Swiftype Inc \| Customer relationships
Business Acquisition [Line Items]
Intangible assets		$ 158
Weighted Average Remaining Useful Life (in years)		4 years
Swiftype Inc \| Trade names
Business Acquisition [Line Items]
Intangible assets		$ 97
Weighted Average Remaining Useful Life (in years)		4 years
Opbeat \| Developed technology
Business Acquisition [Line Items]
Intangible assets			$ 1,846
Weighted Average Remaining Useful Life (in years)			4 years