BENEFIT PLANS - Allocation of Pension Plan Assets (Details)	Aug. 01, 2020	Aug. 03, 2019
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, plan assets, target allocation, percentage	100.00%
Defined benefit plan, plan assets, actual allocation, percentage	100.00%	100.00%
Domestic equity
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, plan assets, target allocation, percentage	22.40%
Defined benefit plan, plan assets, actual allocation, percentage	22.60%	22.10%
International equity
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, plan assets, target allocation, percentage	6.80%
Defined benefit plan, plan assets, actual allocation, percentage	6.00%	6.20%
Private equity
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, plan assets, target allocation, percentage	5.30%
Defined benefit plan, plan assets, actual allocation, percentage	4.70%	4.20%
Fixed income
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, plan assets, target allocation, percentage	59.70%
Defined benefit plan, plan assets, actual allocation, percentage	60.40%	62.30%
Real estate
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, plan assets, target allocation, percentage	5.80%
Defined benefit plan, plan assets, actual allocation, percentage	6.30%	5.20%