Income Taxes (Reconciliation Of Statutory To Effective Tax Rate) (Details)	1 Months Ended	11 Months Ended	12 Months Ended
	Feb. 03, 2018	Dec. 31, 2017	Feb. 03, 2018		Jan. 28, 2017		Jan. 30, 2016
Income Tax Disclosure [Abstract]
Statutory rate	21.00%	35.00%	33.70%	[1]	35.00%	[1]	35.00%	[1]
Tax Act impact			6.10%		0.00%		0.00%
Goodwill impairment			0.00%		10.10%		0.00%
State and local income taxes, net of federal income taxes			4.50%		5.10%		4.10%
Non-deductible acquisition-related items			0.30%		0.60%		0.40%
Federal credits			(0.70%)		(0.60%)		(0.60%)
Other, net			0.80%		(2.00%)		(0.30%)
Effective tax rate			44.70%		48.20%		38.60%

[1] The statutory rate in 2017 is reduced due to tax reform.