Leases - Supplemental Cash Flow Information Related to Leases (Parenthetical) (Details) - USD ($) $ in Millions	Jul. 30, 2022	Jul. 31, 2021
Leases [Abstract]
Prepaid rent	$ 3.6	$ 3.8

Amount of asset related to consideration paid in advance for rent that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
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-Publisher FASB
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Name:	us-gaap_PrepaidRent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant