Income Taxes - Effective Income Tax Rate Reconciliation (Details)	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Income Tax Disclosure [Abstract]
Statutory federal income tax rates	21.00%	21.00%	33.70%
State income taxes, net of federal tax benefit	5.70%	3.80%	7.50%
Effect of federal rate change	0.00%	(1.80%)	(136.20%)
Work opportunity and solar energy tax credit	(1.00%)	(1.30%)	(17.90%)
Charitable contributions	(0.20%)	(0.50%)	(1.00%)
Prior year adjustments	0.10%	0.10%	(3.20%)
Share-based compensation	(2.70%)	(10.80%)	(4.80%)
Other	0.10%	(2.00%)	1.20%
Effective income tax rate	23.00%	8.50%	(120.70%)