Income Taxes - Reconciliation of Effective Income Tax Rate (Details)	12 Months Ended
Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Reconciliation of the federal statutory income tax rate to the effective income tax rate
Federal statutory rate (as a percent)	21.00%	33.70%	35.00%
State tax, net of federal benefit (as a percent)	3.80%	3.30%	3.30%
Valuation allowance (as a percent)	0.00%	(0.80%)	(0.10%)
Other permanent items (as a percent)	1.10%	(0.70%)	(0.90%)
Effective income tax rate (as a percent)	25.90%	35.50%	37.30%

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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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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