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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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      <ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 1
 -Article 5

</ElementReferences>
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 -Number 131
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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 -Name Accounting Research Bulletin (ARB)
 -Number 51
 -Paragraph 28

Reference 3: http://www.xbrl.org/2003/role/presentationRef
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 -Number 51
 -Paragraph 38
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      <OriginalInstanceReportColumns />
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 -Publisher SEC
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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 -Number 51
 -Paragraph 38
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      <ElementDefenition>Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains.</ElementDefenition>
      <ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher SEC
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      <IsBaseElement>true</IsBaseElement>
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      <ShortDefinition>No definition available.</ShortDefinition>
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      <ElementDefenition>Amount of revenue from transactions with other operating segments of the same entity. Must be disclosed if the amount (a) is included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) is otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss</ElementDefenition>
      <ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Statement of Financial Accounting Standard (FAS)
 -Number 131
 -Paragraph 27
 -Subparagraph b

</ElementReferences>
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      <BalanceType>credit</BalanceType>
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      <ShortDefinition>No definition available.</ShortDefinition>
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      <ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
 -Name Accounting Research Bulletin (ARB)
 -Number 51
 -Paragraph 28

Reference 3: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
 -Name Accounting Research Bulletin (ARB)
 -Number 51
 -Paragraph 38
 -Subparagraph b(1)

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              <IsDefaultForEntity>false</IsDefaultForEntity>
              <Name />
              <IsFromEntityGroup>false</IsFromEntityGroup>
              <ValueName>Corporate [Member]</ValueName>
              <ValueType>us-gaap_SegmentReportingInformationBySegmentAxis</ValueType>
              <Namespace>xbrldi</Namespace>
              <Schema>http://xbrl.org/2006/xbrldi</Schema>
              <DimensionInfo>
                <Id>str_CorporateMember</Id>
                <dimensionId>us-gaap_SegmentReportingInformationBySegmentAxis</dimensionId>
                <type>explicitMember</type>
              </DimensionInfo>
            </Segment>
          </Segments>
          <Scenarios />
          <Units>
            <Unit>
              <UnitID>u000</UnitID>
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              <StandardMeasure>
                <MeasureSchema>http://www.xbrl.org/2003/iso4217</MeasureSchema>
                <MeasureValue>USD</MeasureValue>
                <MeasureNamespace>iso4217</MeasureNamespace>
              </StandardMeasure>
              <Scale>0</Scale>
            </Unit>
          </Units>
          <CurrencySymbol>$</CurrencySymbol>
        </Columns>
        <Columns>
          <LabelColumn>false</LabelColumn>
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          <Labels>
            <Label Id="1" Label=" Corporate [Member]" />
            <Label Id="2" Label="1/1/2009 - 9/30/2009" />
          </Labels>
          <CurrencyCode>USD</CurrencyCode>
          <FootnoteIndexer />
          <hasSegments>true</hasSegments>
          <hasScenarios>false</hasScenarios>
          <Segments>
            <Segment>
              <IsDefaultForEntity>false</IsDefaultForEntity>
              <Name />
              <IsFromEntityGroup>false</IsFromEntityGroup>
              <ValueName>Corporate [Member]</ValueName>
              <ValueType>us-gaap_SegmentReportingInformationBySegmentAxis</ValueType>
              <Namespace>xbrldi</Namespace>
              <Schema>http://xbrl.org/2006/xbrldi</Schema>
              <DimensionInfo>
                <Id>str_CorporateMember</Id>
                <dimensionId>us-gaap_SegmentReportingInformationBySegmentAxis</dimensionId>
                <type>explicitMember</type>
              </DimensionInfo>
            </Segment>
          </Segments>
          <Scenarios />
          <Units>
            <Unit>
              <UnitID>u000</UnitID>
              <UnitType>Standard</UnitType>
              <StandardMeasure>
                <MeasureSchema>http://www.xbrl.org/2003/iso4217</MeasureSchema>
                <MeasureValue>USD</MeasureValue>
                <MeasureNamespace>iso4217</MeasureNamespace>
              </StandardMeasure>
              <Scale>0</Scale>
            </Unit>
          </Units>
          <CurrencySymbol>$</CurrencySymbol>
        </Columns>
        <Columns>
          <LabelColumn>false</LabelColumn>
          <Id>29</Id>
          <Labels>
            <Label Id="1" Label=" Corporate [Member]" />
            <Label Id="2" Label="10/1/2009 - 9/30/2010" />
          </Labels>
          <CurrencyCode>USD</CurrencyCode>
          <FootnoteIndexer />
          <hasSegments>true</hasSegments>
          <hasScenarios>false</hasScenarios>
          <Segments>
            <Segment>
              <IsDefaultForEntity>false</IsDefaultForEntity>
              <Name />
              <IsFromEntityGroup>false</IsFromEntityGroup>
              <ValueName>Corporate [Member]</ValueName>
              <ValueType>us-gaap_SegmentReportingInformationBySegmentAxis</ValueType>
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            <Unit>
              <UnitID>u000</UnitID>
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                <MeasureSchema>http://www.xbrl.org/2003/iso4217</MeasureSchema>
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                <MeasureNamespace>iso4217</MeasureNamespace>
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              <Scale>0</Scale>
            </Unit>
          </Units>
          <CurrencySymbol>$</CurrencySymbol>
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          <LabelColumn>false</LabelColumn>
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            <Label Id="1" Label=" Corporate [Member]" />
            <Label Id="2" Label="10/1/2008 - 9/30/2009" />
          </Labels>
          <CurrencyCode>USD</CurrencyCode>
          <FootnoteIndexer />
          <hasSegments>true</hasSegments>
          <hasScenarios>false</hasScenarios>
          <Segments>
            <Segment>
              <IsDefaultForEntity>false</IsDefaultForEntity>
              <Name />
              <IsFromEntityGroup>false</IsFromEntityGroup>
              <ValueName>Corporate [Member]</ValueName>
              <ValueType>us-gaap_SegmentReportingInformationBySegmentAxis</ValueType>
              <Namespace>xbrldi</Namespace>
              <Schema>http://xbrl.org/2006/xbrldi</Schema>
              <DimensionInfo>
                <Id>str_CorporateMember</Id>
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          </Segments>
          <Scenarios />
          <Units>
            <Unit>
              <UnitID>u000</UnitID>
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              <StandardMeasure>
                <MeasureSchema>http://www.xbrl.org/2003/iso4217</MeasureSchema>
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                <MeasureNamespace>iso4217</MeasureNamespace>
              </StandardMeasure>
              <Scale>0</Scale>
            </Unit>
          </Units>
          <CurrencySymbol>$</CurrencySymbol>
        </Columns>
      </OriginalInstanceReportColumns>
      <ElementDataType />
      <SimpleDataType>na</SimpleDataType>
      <ElementDefenition>No definition available.</ElementDefenition>
      <ElementReferences>No authoritative reference available.</ElementReferences>
      <IsTotalLabel>false</IsTotalLabel>
    </Row>
    <Row>
      <Id>36</Id>
      <Label>Operations by line of business [Abstract]</Label>
      <Level>2</Level>
      <ElementName>us-gaap_SegmentReportingInformationProfitLossAbstract</ElementName>
      <ElementPrefix>us-gaap</ElementPrefix>
      <IsBaseElement>true</IsBaseElement>
      <BalanceType>na</BalanceType>
      <PeriodType>duration</PeriodType>
      <ShortDefinition>No definition available.</ShortDefinition>
      <IsReportTitle>false</IsReportTitle>
      <IsSegmentTitle>false</IsSegmentTitle>
      <IsSubReportEnd>false</IsSubReportEnd>
      <IsCalendarTitle>false</IsCalendarTitle>
      <IsTuple>false</IsTuple>
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      <IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow>
      <IsEquityAdjustmentRow>false</IsEquityAdjustmentRow>
      <IsBeginningBalance>false</IsBeginningBalance>
      <IsEndingBalance>false</IsEndingBalance>
      <IsReverseSign>false</IsReverseSign>
      <PreferredLabelRole />
      <IsEPS>false</IsEPS>
      <FootnoteIndexer />
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        <Cell>
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          <ShowCurrencySymbol>false</ShowCurrencySymbol>
          <IsNumeric>false</IsNumeric>
          <IsRatio>false</IsRatio>
          <DisplayZeroAsNone>false</DisplayZeroAsNone>
          <NumericAmount>0</NumericAmount>
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          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
          <hasSegments>false</hasSegments>
          <hasScenarios>false</hasScenarios>
          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
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        <Cell>
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          <IsNumeric>false</IsNumeric>
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          <NumericAmount>0</NumericAmount>
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          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
          <hasSegments>false</hasSegments>
          <hasScenarios>false</hasScenarios>
          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
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        <Cell>
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          <NonNumericTextHeader />
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          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
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          <NumericAmount>0</NumericAmount>
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          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
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          <hasScenarios>false</hasScenarios>
          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
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        <Cell>
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          <IsNumeric>false</IsNumeric>
          <IsRatio>false</IsRatio>
          <DisplayZeroAsNone>false</DisplayZeroAsNone>
          <NumericAmount>0</NumericAmount>
          <RoundedNumericAmount>0</RoundedNumericAmount>
          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
          <hasSegments>false</hasSegments>
          <hasScenarios>false</hasScenarios>
          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
        </Cell>
        <Cell>
          <Id>6</Id>
          <ShowCurrencySymbol>false</ShowCurrencySymbol>
          <IsNumeric>false</IsNumeric>
          <IsRatio>false</IsRatio>
          <DisplayZeroAsNone>false</DisplayZeroAsNone>
          <NumericAmount>0</NumericAmount>
          <RoundedNumericAmount>0</RoundedNumericAmount>
          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
          <hasSegments>false</hasSegments>
          <hasScenarios>false</hasScenarios>
          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
        </Cell>
      </Cells>
      <OriginalInstanceReportColumns />
      <ElementDataType>xbrli:stringItemType</ElementDataType>
      <SimpleDataType>string</SimpleDataType>
      <ElementDefenition>No definition available.</ElementDefenition>
      <IsTotalLabel>false</IsTotalLabel>
    </Row>
    <Row>
      <Id>39</Id>
      <Label>Operating Income (Loss)</Label>
      <Level>2</Level>
      <ElementName>us-gaap_OperatingIncomeLoss</ElementName>
      <ElementPrefix>us-gaap</ElementPrefix>
      <IsBaseElement>true</IsBaseElement>
      <BalanceType>credit</BalanceType>
      <PeriodType>duration</PeriodType>
      <ShortDefinition>No definition available.</ShortDefinition>
      <IsReportTitle>false</IsReportTitle>
      <IsSegmentTitle>false</IsSegmentTitle>
      <IsSubReportEnd>false</IsSubReportEnd>
      <IsCalendarTitle>false</IsCalendarTitle>
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      <IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow>
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      <IsBeginningBalance>false</IsBeginningBalance>
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      <IsReverseSign>false</IsReverseSign>
      <PreferredLabelRole>terselabel</PreferredLabelRole>
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      <FootnoteIndexer />
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          <NonNumericTextHeader />
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          <NonNumbericText />
          <NonNumericTextHeader />
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          <hasScenarios>false</hasScenarios>
          <DisplayDateInUSFormat>false</DisplayDateInUSFormat>
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          <DisplayZeroAsNone>false</DisplayZeroAsNone>
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          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
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        <Cell>
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          <DisplayZeroAsNone>false</DisplayZeroAsNone>
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          <FootnoteIndexer />
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          <DisplayZeroAsNone>false</DisplayZeroAsNone>
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          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
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        <Cell>
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          <IsNumeric>true</IsNumeric>
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          <DisplayZeroAsNone>false</DisplayZeroAsNone>
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          <NonNumbericText />
          <NonNumericTextHeader />
          <FootnoteIndexer />
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      </Cells>
      <OriginalInstanceReportColumns />
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      <ElementDefenition>The net result for the period of deducting operating expenses from operating revenues.</ElementDefenition>
      <ElementReferences>No authoritative reference available.</ElementReferences>
      <IsTotalLabel>false</IsTotalLabel>
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    <Row>
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      <ElementName>us-gaap_IncomeLossFromContinuingOperations</ElementName>
      <ElementPrefix>us-gaap</ElementPrefix>
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      <BalanceType>credit</BalanceType>
      <PeriodType>duration</PeriodType>
      <ShortDefinition>No definition available.</ShortDefinition>
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      <IsSegmentTitle>false</IsSegmentTitle>
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          <IsNumeric>true</IsNumeric>
          <IsRatio>false</IsRatio>
          <DisplayZeroAsNone>false</DisplayZeroAsNone>
          <NumericAmount>700000</NumericAmount>
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          <NonNumbericText />
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          <FootnoteIndexer />
          <hasSegments>false</hasSegments>
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      </Cells>
      <OriginalInstanceReportColumns />
      <ElementDataType>xbrli:monetaryItemType</ElementDataType>
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      <ElementDefenition>This element represents the income or loss from continuing operations attributable to the reporting entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items and cumulative effects of changes in accounting principles, but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests, if any.</ElementDefenition>
      <ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
 -Name Accounting Research Bulletin (ARB)
 -Number 51
 -Paragraph 29

Reference 2: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
 -Name Accounting Research Bulletin (ARB)
 -Number 51
 -Paragraph 28

Reference 3: http://www.xbrl.org/2003/role/presentationRef
 -Publisher AICPA
 -Name Accounting Research Bulletin (ARB)
 -Number 51
 -Paragraph 38
 -Subparagraph b(1)

</ElementReferences>
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  <Footnotes />
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  <HasScenarios>false</HasScenarios>
  <MonetaryRoundingLevel>HundredThousands</MonetaryRoundingLevel>
  <SharesRoundingLevel>UnKnown</SharesRoundingLevel>
  <PerShareRoundingLevel>UnKnown</PerShareRoundingLevel>
  <HasPureData>false</HasPureData>
  <SharesShouldBeRounded>true</SharesShouldBeRounded>
</InstanceReport>
