Leases (Lease costs) (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		May 02, 2020	May 04, 2019	May 02, 2020	May 04, 2019
Leases [Abstract]
Single lease costs	[1]	$ 91.1		$ 281.0
Variable lease costs	[2]	48.5		153.1
Total lease expenses		139.6		434.1
Less rental income	[3]	(0.8)		(2.9)
Total net rental expense	[4]	$ 138.8		431.2
Occupancy costs, discontinued operations			$ 52.5	$ 32.1	$ 163.1
Base rentals			99.1		296.4
Percentage rentals			6.4		21.0
Other occupancy costs, primarily CAM and real estate taxes			43.4		126.3
Total net rental expense	[5]		$ 148.9		$ 443.7

[1] ^(a) Includes amortization and interest expense associated with operating lease right-of-use assets and liabilities.

[2] (b) Includes variable payments related to both lease and non-lease components, such as contingent rent payments made by the Company based on performance, and payments related to taxes, insurance, and maintenance costs, as well as month-to-month rent payments while expired store lease contracts are renegotiated.

[3] ^(c) Substantially reflects rental income received related to Company-owned space in Duluth, MN.

[4] ^(d) Total occupancy costs included in discontinued operations related to Dressbarn were not material for the three months ended May 2, 2020 and $32.1 million for the nine months ended May 2, 2020.

[5] ^(a) Total occupancy costs included in discontinued operations were $52.5 million and $163.1 million for the three and nine months ended May 4, 2019, respectively.