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Acquisition (Details Narrative) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Acquisition Narrative    
Percentage of membership interests purchased 100.00%pwvi_PercentageOfMembershipInterestsPurchased  
Area of land owned by sellers in Scottsdale Arizona 5,000pwvi_AreaOfLandOwnedBySellersInScottsdaleArizona  
Stock issued during period, shares, acquisitions 2,260,000pwvi_StockIssuedDuringPeriodSharesAcquisitions1  
Share price (in Dollars per share) $ 1.37pwvi_SharePriceInDollarsPerShare  
Exercise period of warrants (in years) 3pwvi_ExercisePeriodOfWarrantsInYears  
Warrants issued' 300,000pwvi_WarrantsIssued1  
Amortization expenses $ 219,813pwvi_AmortizationExpenses $ 219,813pwvi_AmortizationExpenses
Accumulated amortization of intangible asset-intellectual property $ 604,487us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization $ 384,673us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization