<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Version>2.4.0.6</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>23</ContextCount>
  <ElementCount>106</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>8</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>3</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>0002 - Statement - Consolidated Balance Sheets (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>0003 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Unaudited) (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>0004 - Statement - Consolidated Statements of Expenses (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/ConsolidatedStatementsOfExpenses</Role>
      <ShortName>Consolidated Statements of Expenses (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>0005 - Statement - Consolidated Statements of Cash Flows (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/ConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>0006 - Disclosure - DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/DescriptionOfBusinessAndBasisOfPresentation</Role>
      <ShortName>DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>0007 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>0008 - Disclosure - EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/Equity</Role>
      <ShortName>EQUITY</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>0009 - Disclosure - STOCK OPTIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/StockOptions</Role>
      <ShortName>STOCK OPTIONS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>0010 - Disclosure - WARRANTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/Warrants</Role>
      <ShortName>WARRANTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>0011 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>0012 - Disclosure - STOCK OPTIONS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/StockOptionsTables</Role>
      <ShortName>STOCK OPTIONS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>0013 - Disclosure - WARRANTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/WarrantsTables</Role>
      <ShortName>WARRANTS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>0014 - Disclosure - EQUITY (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/EquityDetailsNarrative</Role>
      <ShortName>EQUITY (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>0015 - Disclosure - STOCK OPTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/StockOptionsDetails</Role>
      <ShortName>STOCK OPTIONS (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>0016 - Disclosure - STOCK OPTIONS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/StockOptionsDetailsNarrative</Role>
      <ShortName>STOCK OPTIONS (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>0017 - Disclosure - WARRANTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/WarrantsDetails</Role>
      <ShortName>WARRANTS (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>0018 - Disclosure - WARRANTS (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/WarrantsDetails1</Role>
      <ShortName>WARRANTS (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>0019 - Disclosure - WARRANTS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://metastat.com/role/WarrantsDetailsNarrative</Role>
      <ShortName>WARRANTS (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Process Flow-Through: 0002 - Statement - Consolidated Balance Sheets (Unaudited)</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Nov. 30, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Feb. 28, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Jul. 21, 2009'</Log>
    <Log type="Info">Process Flow-Through: 0003 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 0004 - Statement - Consolidated Statements of Expenses (Unaudited)</Log>
    <Log type="Info">Process Flow-Through: 0005 - Statement - Consolidated Statements of Cash Flows (Unaudited)</Log>
  </Logs>
  <InputFiles>
    <File>pvso-20121130.xml</File>
    <File>pvso-20121130.xsd</File>
    <File>pvso-20121130_cal.xml</File>
    <File>pvso-20121130_def.xml</File>
    <File>pvso-20121130_lab.xml</File>
    <File>pvso-20121130_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
