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6. LONG TERM DEBT (Details Narrative) | Dec. 31, 2014 | Dec. 31, 2013
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Long Term Debt Details Narrative |  |
Weighted-average interest rates | 5.75%WVVI_WeightedaverageInterestRates | 5.75%WVVI_WeightedaverageInterestRates

X
- Details
Name: | WVVI_LongTermDebtDetailsNarrativeAbstract
Namespace Prefix: | WVVI_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Custom Element. + References No definition available. + Details
Name: | WVVI_WeightedaverageInterestRates
Namespace Prefix: | WVVI_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant