Other Current Assets and Other Assets - Non-current (Details) - USD ($) $ in Thousands	Oct. 28, 2017	Jul. 29, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Deferred financing costs	$ 4,319	$ 4,797
Restricted cash	5,408	5,408
Insurance recoveries for accrued insurance claims	14,135	9,243
Other non-current deposits and assets	12,891	13,925
Total other assets	$ 36,753	$ 33,373

Net amount of other deferred costs capitalized at the end of the reporting period. Does not include deferred finance costs or deferred acquisition costs of insurance companies.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_OtherDeferredCostsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant