Business Acquisitions - Telerob (Details)			3 Months Ended
	May 03, 2021 USD ($)	May 03, 2021 EUR (€)	Jul. 30, 2022 USD ($)	Jul. 30, 2022 EUR (€)	Jul. 31, 2021 USD ($)	Apr. 30, 2022 USD ($)	May 03, 2021 EUR (€)
Business Acquisitions
Number of months until escrow will be release	30 months	30 months
Fair value of assets acquired:
Goodwill			$ 333,791,000			$ 334,347,000
Telerob.
Business Acquisitions
Total paid	$ 45,400,000	€ 37,455,000
Amount held in escrow	3,636,000						€ 3,000,000
Amount of indebtedness paid	9,468,000	7,811,000
Period to obtain target			36 months	36 months
Fair value of assets acquired:
Accounts receivable	1,045,000
Unbilled receivable	829,000
Inventories, net	15,074,000
Prepaid and other current assets	314,000
Operating lease assets	(1,508,000)
Other assets	494,000
Other intangible asset	102,000
Goodwill	20,800,000
Total assets acquired	60,637,000
Fair value of liabilities assumed:
Accounts payable	1,136,000
Wages and related accruals	560,000
Current operating lease liabilities	361,000
Customer advances	1,243,000
Other current liabilities	3,310,000
Non-current operating lease liabilities	1,147,000
Other non-current liabilities	224,000
Deferred income taxes, net	5,617,000
Total liabilities assumed	13,598,000
Total identifiable net assets	47,039,000
Fair value of consideration transferred:
Cash consideration, net of cash acquired	46,150,000
Contingent consideration	889,000
Total	47,039,000
Supplemental Pro Forma Information (unaudited)
Revenue					$ 101,009,000
Net income attributable to AeroVironment, Inc.					(12,298,000)
SG&A | Telerob.
Business Acquisitions
Acquisition-related costs					$ 411,000,000
Technology | Telerob.
Fair value of assets acquired:
Intangible assets	11,500,000
Backlog. | Telerob.
Fair value of assets acquired:
Intangible assets	2,400,000
Customer relationships | Telerob.
Fair value of assets acquired:
Intangible assets	5,000,000
Non-compete agreements | Telerob.
Fair value of assets acquired:
Property and equipment, net	1,571,000
Business Combination, Specific Revenue Targets Achieved In First Earnout Year | Telerob.
Business Acquisitions
Contingent consideration paid	$ 2,424,000	€ 2,000,000
Period to obtain target	12 months	12 months
Amount of earnout that was not achieved			$ 2,424,000	€ 2,000,000
Business Combination, Specific Revenue Targets Achieved In Second Earnout Year
Business Acquisitions
Amount held in escrow			$ 2,000,000
Business Combination, Specific Revenue Targets Achieved In Second Earnout Year | Telerob.
Business Acquisitions
Contingent consideration paid	$ 2,424,000	€ 2,000,000
Period to obtain target	12 months	12 months
Business Combination, Specific Awards Or Orders From US Military Are Achieved Prior To 36 Month Post Closing Period [Member] | Telerob.
Business Acquisitions
Contingent consideration paid	$ 2,424,000	€ 2,000,000
Period to obtain target	36 months	36 months