COMPREHENSIVE (LOSS) INCOME AND ACCUMULATED OTHER COMPREHENSIVE LOSS - Changes by Component (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 01, 2020	Aug. 03, 2019	Jul. 28, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ 1,504,305	$ 1,839,066	$ 1,677,925
Other comprehensive (loss) income before reclassifications	(153,256)	(94,764)	428
Amortization of amounts included in net periodic benefit income	(2,296)
Amortization of cash flow hedge	17,949	(10)	(644)
Pension settlement charge	8,610
Net current period Other comprehensive (loss) income	(128,993)	(94,774)	(216)
Ending balance	1,142,258	1,504,305	1,839,066
Benefit Plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(32,458)	0	0
Other comprehensive (loss) income before reclassifications	(89,152)	(32,458)	0
Amortization of amounts included in net periodic benefit income	(2,296)
Amortization of cash flow hedge	0	0	0
Pension settlement charge	8,610
Net current period Other comprehensive (loss) income	(82,838)	(32,458)	0
Ending balance	(115,296)	(32,458)	0
Foreign Currency
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(20,082)	(19,053)	(15,262)
Other comprehensive (loss) income before reclassifications	(1,337)	(1,029)	(3,791)
Amortization of amounts included in net periodic benefit income	0
Amortization of cash flow hedge	0	0	0
Pension settlement charge	0
Net current period Other comprehensive (loss) income	(1,337)	(1,029)	(3,791)
Ending balance	(21,419)	(20,082)	(19,053)
Swap agreements
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(56,413)	4,874	1,299
Other comprehensive (loss) income before reclassifications	(62,679)	(61,277)	4,219
Amortization of amounts included in net periodic benefit income	0
Amortization of cash flow hedge	17,928	(10)	(644)
Pension settlement charge	0
Net current period Other comprehensive (loss) income	(44,751)	(61,287)	3,575
Ending balance	(101,164)	(56,413)	4,874
Other Cash Flow Derivatives
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	0	0	0
Other comprehensive (loss) income before reclassifications	(88)	0	0
Amortization of amounts included in net periodic benefit income	0
Amortization of cash flow hedge	21	0	0
Pension settlement charge	0
Net current period Other comprehensive (loss) income	(67)	0	0
Ending balance	(67)	0	0
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(108,953)	(14,179)	(13,963)
Net current period Other comprehensive (loss) income	(128,993)	(94,774)	(216)
Ending balance	$ (237,946)	$ (108,953)	$ (14,179)