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    <Log type="Info">Process Flow-Through: 00500 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</Log>
  </Logs>
  <InputFiles>
    <File>mwiv-20140630.xml</File>
    <File>mwiv-20140630.xsd</File>
    <File>mwiv-20140630_cal.xml</File>
    <File>mwiv-20140630_def.xml</File>
    <File>mwiv-20140630_lab.xml</File>
    <File>mwiv-20140630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
