Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017	Feb. 03, 2018
Income Tax Contingency [Line Items]
Corporate tax rate - prior to Jan 1 2018	35.00%		35.00%
Corporate tax rate - effective Jan 1 2018	21.00%
Provisional income tax benefit	$ 8,008	$ 9,047	$ 13,183	$ 15,079
Consolidated effective tax rate	25.30%	33.90%	24.40%	31.70%
Discrete tax benefit	$ 200		$ 700	$ 1,100
Effective tax rate if discrete tax benefits had not been recognized	26.00%		25.70%	33.90%
Tax Cuts and Jobs Act
Income Tax Contingency [Line Items]
Corporate tax rate - effective Jan 1 2018					21.00%
Provisional income tax benefit					$ 300
Deferred tax benefit					24,600
One-time tax expense on deemed repatriation					22,900
Deferred tax expense related to 162(m)					$ 1,400