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Equity - Warrants (Details) (Warrants Outstanding, USD $)
12 Months Ended
Nov. 30, 2013
Nov. 30, 2014
Summary of outstanding options    
Number of Shares, Outstanding, Beginning balance 7,792,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber 63,125,833us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Number of Shares, Granted 55,333,333us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross  
Number of Shares, Outstanding, Balance 63,125,833us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber 63,125,833us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Number of Shares, Exercisable   63,125,833us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
Weighted-Average Exercise Price, Outstanding, Beginning balance $ 0.10us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice $ 0.02us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Weighted-Average Exercise Price, Granted $ 0.006us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice  
Weighted-Average Exercise Price, Outstanding, Balance $ 0.02us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice $ 0.02us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Weighted-Average Exercise Price, Exercisable   $ 0.02us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
Minimum [Member]
   
Summary of outstanding options    
Exercise Price Per Share, Outstanding, Beginning balance $ 0.10pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
$ 0.005pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Exercise Price Per Share, Granted $ 0.005pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantedInPeriodExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
 
Exercise Price Per Share, Outstanding, Balance $ 0.005pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
$ 0.005pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Maximum [Member]
   
Summary of outstanding options    
Exercise Price Per Share, Outstanding, Beginning balance $ 0.20pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
$ 1.20pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Exercise Price Per Share, Granted $ 0.01pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantedInPeriodExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
 
Exercise Price Per Share, Outstanding, Balance $ 1.20pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
$ 1.20pvsp_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingExercisePricePerShare
/ us-gaap_AwardTypeAxis
= us-gaap_WarrantMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember