At least one of the underlying values of `NumberOfUnits` MUST also be reported, because `NumberOfUnits` is reported. | {if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ParentExistsChildrenExist1_NumberOfUnits')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ParentExistsChildrenExist1_NumberOfUnits return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ParentExistsChildrenExist1_ChildrenOfNumberOfUnits')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ParentExistsChildrenExist1_ChildrenOfNumberOfUnits return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''} `ConsolidatedMember` MUST be equal to the summation of the underlying children members. | {if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtSumOfMembersOnAbstract1_Set00SumOfMembers')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtSumOfMembersOnAbstract1_Set00SumOfMembers return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtSumOfMembersOnAbstract1_Set01ChildrenMembers')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtSumOfMembersOnAbstract1_Set01ChildrenMembers return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''} `NumberOfUnitsExcludingLivingSpace` MUST exist at least once. `NumberOfUnitsExcludingLivingSpace` MUST exist at least once. `NumberOfUnitsExcludingLivingSpace` MUST exist at least once. `NumberOfUnitsExcludingLivingSpace` MUST exist at least once. `NumberOfUnitsExcludingLivingSpace` MUST exist at least once. `NumberOfUnitsExcludingLivingSpace` MUST exist at least once. `NumberOfUnitsLivingSpace` MUST exist at least once. `NumberOfUnitsLivingSpace` MUST exist at least once. `NumberOfUnitsLivingSpace` MUST exist at least once. `NumberOfUnitsLivingSpace` MUST exist at least once. `NumberOfUnitsLivingSpace` MUST exist at least once. `NumberOfUnitsLivingSpace` MUST exist at least once. `NumberOfUnits` MUST also be reported, because at least one of the underlying values of `NumberOfUnits` is reported. | {if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ChildrenExistParentExists1_ChildrenOfNumberOfUnits')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ChildrenExistParentExists1_ChildrenOfNumberOfUnits return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ChildrenExistParentExists1_NumberOfUnits')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1ChildrenExistParentExists1_NumberOfUnits return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''} `NumberOfUnits` MUST be equal to the summation of the underlying values. | {if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1SumOfChildren1_NumberOfUnits')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1SumOfChildren1_NumberOfUnits return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1SumOfChildren1_ChildrenOfNumberOfUnits')))) then ((for $v in $varArc_DisclosureValuationRealEstateNumberOfUnitsTotalHousingDpi_PrtFST1SumOfChildren1_ChildrenOfNumberOfUnits return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''} `NumberOfUnits` MUST exist at least once. `NumberOfUnits` MUST exist at least once. `NumberOfUnits` MUST exist at least once. `NumberOfUnits` MUST exist at least once. `NumberOfUnits` MUST exist at least once. `NumberOfUnits` MUST exist at least once.