RECENTLY ADOPED AND ISSUED ACCOUNTING PRONOUNCEMENTS (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 27, 2018	Aug. 04, 2019	Aug. 03, 2019	Jul. 28, 2018	Jul. 29, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Derecognition of existing assets			$ (7,180,965)	$ (2,964,472)	$ (2,886,563)
Derecognition of existing liabilities			$ (108,208)
Retained Earnings | Accounting Standards Update 2014-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase to retained earnings	$ 300
Subsequent Event | Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease, liability		$ 1,100,000
Operating lease, right-of-use asset		1,100,000
Derecognition of existing liabilities		130,000
Assets Held under Capital Leases | Subsequent Event | Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Derecognition of existing assets		$ 140,000