PENSION PLANS - Additional Information (Details)		12 Months Ended
	Dec. 23, 2019 USD ($)	Jul. 31, 2021 USD ($) defined_benefit_pension_plan	Jul. 25, 2020 USD ($)	Jul. 27, 2019 USD ($)
Compensation Related Costs [Abstract]
Number of defined benefit plans | defined_benefit_pension_plan		4
Number of defined benefit plans terminated | defined_benefit_pension_plan		1
Number of defined benefit plans frozen | defined_benefit_pension_plan		2
Number of defined benefit plans covering union members | defined_benefit_pension_plan		2
Number of defined benefit plans covering non-union members | defined_benefit_pension_plan		1
Expected net actuarial loss to be recognized		$ 504,000
Accumulated benefit obligations		$ 71,931,000	$ 76,849,000
Number of multi-employer pension plans | defined_benefit_pension_plan		3
Company contributions to other multi-employer benefit plans		$ 33,270,000	29,965,000
401(k) company contributions		1,791,000	1,765,000
Company contributions to union sponsored plans		3,296,000	2,296,000
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation		73,229,000	76,849,000	$ 69,932,000
Loss on settlement		587,000	1,604,000
Funded status, net liability		10,182,000	6,166,000
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Loss on settlement		587,000	935,000
Village Super Market, Inc. Retail Clerks Employees’ Retirement Plan | Supplemental Employee Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Annuity contract	$ 1,302,000
Lump sum distributions related to the termination of retirement plan	$ 451,000
Benefit obligation		0
Non-cash pre-tax settlement charge			669,000
Village Super Market, Inc. Employees’ Retirement Plan | Supplemental Employee Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Funded status, net liability		3,844,000
Amount pre-tax of defined benefit plan included in accumulated other comprehensive loss		15,155,000
Defined Benefit Plan, Equity Securities, Common Stock, Employer, Related Party
Defined Benefit Plan Disclosure [Line Items]
Class A common stock held in plan		512,000	573,000
Defined Benefit Plan, Equity Securities, Common Stock, Employer, Related Party | Level 1
Defined Benefit Plan Disclosure [Line Items]
Class A common stock held in plan		$ 512,000	$ 573,000
Minimum | Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage		0.00%
Minimum | Fixed Income Funds
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage		85.00%
Minimum | Cash and Cash Equivalents
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage		0.00%
Maximum | Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage		15.00%
Maximum | Fixed Income Funds
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage		100.00%
Maximum | Cash and Cash Equivalents
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage		10.00%