Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 25, 2020	Jan. 26, 2019	Jan. 25, 2020	Jan. 26, 2019
Consolidated Statements of Comprehensive (Loss) Income
Net income	$ (1,028)	$ 8,350	$ 23,576	$ 41,716
Other comprehensive (loss) income:
Change in foreign currency translation adjustments	(112)	(1)	67	(32)
Unrealized gain on investments, net of deferred tax expense of $51				57
Total comprehensive (loss) income	(1,140)	8,349	23,643	41,741
Net loss attributable to noncontrolling interest	20	19	27	40
Comprehensive (loss) income attributable to AeroVironment	$ (1,120)	$ 8,368	$ 23,670	$ 41,781