Revenue Recognition (Deferred Revenue) (Details) - USD ($) $ in Millions |
3 Months Ended | |||
|---|---|---|---|---|
Oct. 31, 2020 |
Nov. 02, 2019 |
Aug. 01, 2020 |
Aug. 03, 2019 |
|
| Revenue Recognition, Multiple-deliverable Arrangements [Line Items] | ||||
| Contract with customer, liability, gift cards, gift certificates, merchandise credits | $ 73.1 | $ 71.1 | $ 75.8 | $ 71.5 |
| Contract with customer, liability, customer loyalty programs | 14.9 | 18.1 | $ 18.0 | $ 17.8 |
| Contract with customer, liability, revenue recognized, gift cards, gift certificates, merch credits | 10.0 | 18.0 | ||
| Contract with customer, liability, revenue recognized, customer loyalty programs | 14.0 | 18.0 | ||
| Discontinued Operations, Disposed of by Sale | ||||
| Revenue Recognition, Multiple-deliverable Arrangements [Line Items] | ||||
| Contract with customer, liability, revenue recognized, gift cards, gift certificates, merch credits | 2.0 | 2.0 | ||
| Contract with customer, liability, revenue recognized, customer loyalty programs | $ 3.0 | $ 7.0 | ||