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12. EMPLOYEE BENEFIT PLAN (Details Narrative) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Employee Benefit Plan Details Narrative
Employer contribution	$ 64,664us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount	$ 36,749us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount

X

- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	WVVI_EmployeeBenefitPlanDetailsNarrativeAbstract
Namespace Prefix:	WVVI_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration