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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		11 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Nov. 03, 2018	Oct. 28, 2017	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Effective income tax rate	24.30%	34.80%	23.10%	34.10%
U.S. federal corporate tax rate	21.00%		21.00%		35.00%
Reasonably possible amount of reduction in unrecognized tax benefit over the next twelve months	$ 3.2		$ 3.2

X

- Definition

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

+ References

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

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- Definition

The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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