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4. DISTRIBUTION AGREEMENT RECEIVABLE AND DEFERRED REVENUE (Details Narrative) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Distribution Agreement Receivable And Deferred Revenue Details Narrative
Distribution agreement receivable, revenue recognized during period	$ 35,715	$ 35,715	$ 71,430	$ 71,430

X

- References

No definition available.

+ Details

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

X

- Definition

Amount of revenue and income classified as other.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04.4)
-URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263

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Balance Type:	credit
Period Type:	duration