Net operating losses carryback percentage to offset taxable income.

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Net operating losses carryback period.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiary and other recognized entity not within country of domicile. Includes, but is not limited to, other basis differences.

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

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of current and deferred foreign income tax expense (benefit) attributable to income (loss) from continuing operations.

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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.

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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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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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Income Taxes - Additional Information (Details) - USD ($)		3 Months Ended		6 Months Ended		11 Months Ended
	Mar. 27, 2020	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019	Dec. 31, 2017
Income Tax Contingency [Line Items]
Corporate income tax rate		21.00%	21.00%	21.00%	21.00%	35.00%
Income tax provision (benefit)		$ (1,559,000)	$ 4,741,000	$ (33,889,000)	$ 5,588,000
Effective tax rate for continuing operations		19.10%	21.40%	17.80%	20.70%
Income tax benefit from foreign operations			$ 0		$ 0
Deferred tax liability, undistributed foreign earnings		$ 0		$ 0
Undistributed foreign earnings		$ 186,600,000		186,600,000
Early Adoption of ASU 2019-12
Income Tax Contingency [Line Items]
Income tax provision (benefit)				$ (6,200,000)
CARES Act
Income Tax Contingency [Line Items]
Net operating losses carryback period	5 years
Net operating losses carryback percentage to offset taxable income	100.00%