LEASES - Future Minimum Lease Payments for all Non-Cancelable Leases Before Adoption of ASU 2016-02 (Details) - USD ($) $ in Thousands	Oct. 26, 2019	Jul. 27, 2019
Capital and financing leases
2020		$ 5,173
2021		5,240
2022		5,240
2023		5,305
2024		5,342
Thereafter		43,708
Minimum lease payments		70,008
Less amount representing interest		28,233
Present value of minimum lease payments		41,775
Less current portion	$ 416	1,022
Capital and financing lease obligations	$ 23,595	40,753
Operating leases
2020		13,573
2021		12,972
2022		10,348
2023		9,747
2024		7,457
Thereafter		61,043
Minimum lease payments		$ 115,140