XML 63 R51.htm IDEA: XBRL DOCUMENT v3.19.1

15. SEGMENT REPORTING (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Bulk wine and grape sales inculded in direct sales	$ 368,046	$ 350,640
Percentage of sales	100.00%	100.00%
Direct-To-Consumer | Revenue
Percentage of sales	39.50%	40.00%
Distributors | Revenue
Percentage of sales	60.50%	60.00%

X

- References

No definition available.

+ Details

Name:	WVVI_BulkWineAndGrapeSalesInculdedInDirectSales
Namespace Prefix:	WVVI_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	WVVI_PercentageOfSales
Namespace Prefix:	WVVI_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=WVVI_DirectToConsumerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=WVVI_DistributorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: