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Organization and Significant Accounting Policies - Contract Estimates (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 29, 2022 USD ($) contract	Jan. 30, 2021 USD ($) contract	Jan. 29, 2022 USD ($) contract	Jan. 30, 2021 USD ($) contract
Organization and Significant Accounting Policies
Material adjustment to any one contract | $	$ 0	$ 0	$ 0	$ 0
Number of active contracts | contract	1	1	1	1

X

- Definition

Refers to any one adjustment that was material to the contract.

+ References

No definition available.

+ Details

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X

- Definition

Represents number of active contracts.

+ References

No definition available.

+ Details

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Namespace Prefix:	avav_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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