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Partial Sale of a Business - Partial sale of a business (Details) (USD $)
0 Months Ended 12 Months Ended
Apr. 15, 2015
Nov. 30, 2014
Notes to Financial Statements    
Revenue   $ 519,808us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue
Loss from operations   (855,730)us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss
Net income (loss)   (463,952)pvsp_DisposalGroupIncludingDiscontinuedOperationIncomeLoss
Income (loss) per share   $ 0.00us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicAndDilutedShare
Consideration from sale $ 272,000us-gaap_ProceedsFromDivestitureOfBusinesses