Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

Name:	us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of vesting of award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

Name:	us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares issued during the period to an employee benefit plan, such as a defined contribution or defined benefit plan.

+ References

No definition available.

+ Details

Name:	us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_PlanNameAxis=avav_Fiscal2023LtipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=avav_ShareBasedCompensationAwardOneHundredPercentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=avav_ShareBasedCompensationAwardFiftyPercentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=avav_ShareBasedCompensationAwardTwoHundredFiftyPercentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=avav_Fiscal2022LtipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=avav_Fiscal2021LtipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=avav_Fiscal2020LtipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Long-Term Incentive Awards (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Jan. 28, 2023	Oct. 29, 2022	Jan. 29, 2022	Jul. 31, 2021	Aug. 01, 2020	Jul. 27, 2019	Jan. 28, 2023	Jan. 29, 2022
Fiscal 2023 LTIP
Stock Based Compensation
Stock based compensation expense	$ 642,000		$ 0				$ 1,703,000	$ 0
Fiscal 2023 LTIP \| 100% Vested
Stock Based Compensation
Vesting (as a percentage)		100.00%
Fiscal 2023 LTIP \| 50% Vested
Stock Based Compensation
Vesting (as a percentage)		50.00%
Fiscal 2023 LTIP \| 250% Vested
Stock Based Compensation
Vesting (as a percentage)		250.00%
Fiscal 2023 LTIP \| Performance based restricted stock units
Stock Based Compensation
Exercisable period from grant date		3 years
Fiscal 2023 LTIP \| Performance based restricted stock units \| Maximum
Stock Based Compensation
Stock based compensation expense							12,829,000
Fiscal 2022 LTIP
Stock Based Compensation
Stock based compensation expense	84		205				(31)	714
Fiscal 2022 LTIP \| Performance based restricted stock units
Stock Based Compensation
Exercisable period from grant date				3 years
Fiscal 2022 LTIP \| Performance based restricted stock units \| 100% Vested
Stock Based Compensation
Vesting (as a percentage)				100.00%
Fiscal 2022 LTIP \| Performance based restricted stock units \| 50% Vested
Stock Based Compensation
Vesting (as a percentage)				50.00%
Fiscal 2022 LTIP \| Performance based restricted stock units \| 250% Vested
Stock Based Compensation
Vesting (as a percentage)				250.00%
Fiscal 2022 LTIP \| Performance based restricted stock units \| Maximum
Stock Based Compensation
Stock based compensation expense							10,148
Fiscal 2021 LTIP
Stock Based Compensation
Stock based compensation expense	36,000		(29,000)				228,000	(536,000)
Fiscal 2021 LTIP \| Performance based restricted stock units
Stock Based Compensation
Exercisable period from grant date					3 years
Fiscal 2021 LTIP \| Performance based restricted stock units \| 100% Vested
Stock Based Compensation
Vesting (as a percentage)					100.00%
Fiscal 2021 LTIP \| Performance based restricted stock units \| 50% Vested
Stock Based Compensation
Vesting (as a percentage)					50.00%
Fiscal 2021 LTIP \| Performance based restricted stock units \| 250% Vested
Stock Based Compensation
Vesting (as a percentage)					250.00%
Fiscal 2021 LTIP \| Performance based restricted stock units \| Maximum
Stock Based Compensation
Stock based compensation expense							5,858
Fiscal 2020 LTIP
Stock Based Compensation
Stock based compensation expense	$ 0		$ (30,000)				$ 0	$ (648,000)
Fiscal 2020 LTIP \| Performance based restricted stock units
Stock Based Compensation
Exercisable period from grant date						3 years
Issue of fully-vested shares of common stock to settle				5,678