Additional Financial Information (Cash Interest and Taxes) (Details) - USD ($) $ in Millions		9 Months Ended
		May 02, 2020	May 04, 2019
Supplemental Cash Flow Information
Cash paid for interest		$ 65.6	$ 72.7
Cash paid for income taxes	[1]	9.1	4.8
Discontinued Operations, Disposed of by Sale
Supplemental Cash Flow Information
Cash paid for income taxes	[1]	$ 0.1	$ 0.2

[1] Includes a net payment of $0.1 million and a net refund of $0.2 million for the nine months ended May 2, 2020 and May 4, 2019, respectively, related to the Dressbarn and maurices businesses, which are classified in discontinued operations.