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5. DEBT (Details Narrative) (FarmCreditServicesMember, USD $)
Mar. 31, 2015
Dec. 31, 2014
FarmCreditServicesMember
   
Debt Instrument [Line Items]    
Aggregate Outstanding Balance $ 5,420,712us-gaap_DebtInstrumentCarryingAmount
/ us-gaap_LongtermDebtTypeAxis
= WVVI_FarmCreditServicesMember
$ 5,502,294us-gaap_DebtInstrumentCarryingAmount
/ us-gaap_LongtermDebtTypeAxis
= WVVI_FarmCreditServicesMember
Monthly Minimum Payments $ 53,058WVVI_MonthlyMinimumPayments
/ us-gaap_LongtermDebtTypeAxis
= WVVI_FarmCreditServicesMember
 
Interest rate minimum 4.75%WVVI_LongTermDebtPercentageBearingInterestRateMinimum
/ us-gaap_LongtermDebtTypeAxis
= WVVI_FarmCreditServicesMember
 
Interest rate maximum 6.70%WVVI_LongTermDebtPercentageBearingInterestRateMaximum
/ us-gaap_LongtermDebtTypeAxis
= WVVI_FarmCreditServicesMember