XML 55 R58.htm IDEA: XBRL DOCUMENT
v3.19.3

COMMITMENTS and CONTINGENCIES (Details) $ in Thousands | 1 Months Ended | 12 Months Ended | 81 Months Ended |
--- | --- | --- | --- | ---
Nov. 30, 2018 USD ($) | Jul. 27, 2019 union | Jul. 27, 2019 USD ($) | Jul. 28, 2018
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Insurance recoveries | $ | $ 415 |  | $ 3,998 |
Concentration Risk [Line Items] |  |  |  |
Number of unions | union |  | 7 |  |
Expiration period of union contracts |  | 1 year |  |
Labor Force Concentration Risk | Workforce Subject to Collective Bargaining Arrangements |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Percentage of employees covered by collective bargaining agreements |  |  |  | 88.00%
Unionized Employees Concentration Risk | Workforce Subject to Collective Bargaining Arrangements Expired or Expiring within One Year |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Percentage of employees covered by collective bargaining agreements |  |  |  | 1.00%

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ConcentrationRiskLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_InsuranceRecoveries
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of employee participants subject to a collective bargaining arrangement to all of the employer's participants in a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlansCollectiveBargainingArrangementPercentageOfEmployersParticipants
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Multiemployer Plans, Collective-Bargaining Arrangement, Expiration Period + References No definition available. + Details
Name: | vlgea_MultiemployerPlansCollectiveBargainingArrangementExpirationPeriod
Namespace Prefix: | vlgea_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Unions + References No definition available. + Details
Name: | vlgea_NumberofUnions
Namespace Prefix: | vlgea_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_LaborForceConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_WorkforceSubjectToCollectiveBargainingArrangementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_UnionizedEmployeesConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_WorkforceSubjectToCollectiveBargainingArrangementsExpiringWithinOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |