Condensed Consolidated Statement of Cash Flows (Parenthetical) - USD ($) $ in Thousands	Aug. 02, 2020	Jul. 31, 2019
CASH, CASH EQUIVALENTS, RESTRICTED CASH AND CASH EQUIVALENTS AT END OF PERIOD
Cash and cash equivalents	$ 355,601	$ 268,938
Restricted cash	15,287	15,425
Cash, cash equivalents and restricted cash, end of period	$ 370,888	$ 284,363

Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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