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Income Taxes - Allocation of Income Tax Expense (Detail) - USD ($) $ in Thousands	3 Months Ended
	Aug. 02, 2020	Aug. 04, 2019
Income Tax Disclosure [Abstract]
income from continuing operations	$ 4,324	$ 1,692
loss from discontinued operations		(11)
Total income tax expense	$ 4,324	$ 1,681

X

- Definition

Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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