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    <Log type="Info">Element us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">'Shares' elements on report '0040 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4012 - Disclosure - Basis of presentation and accounting policies (Details 3)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4013 - Disclosure - Basis of presentation and accounting policies (Details 4)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4014 - Disclosure - Basis of presentation and accounting policies (Details 5)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4020 - Disclosure - Goodwill and other intangible assets (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Shares' elements on report '4030 - Disclosure - Earnings per share (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4040 - Disclosure - Income taxes (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4050 - Disclosure - Current and long-term obligations (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4070 - Disclosure - Derivative financial instruments (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4071 - Disclosure - Derivative financial instruments (Details 2)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4080 - Disclosure - Commitments and contingencies (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4100 - Disclosure - Share-based payments (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4130 - Disclosure - Common stock transactions (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '4140 - Disclosure - Quarterly financial data (unaudited) (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 0010 - Statement - CONSOLIDATED BALANCE SHEETS</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Feb. 03, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Jan. 28, 2011'</Log>
    <Log type="Info">Process Flow-Through: 0015 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 0020 - Statement - CONSOLIDATED STATEMENTS OF INCOME</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jan. 31, 2014'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Nov. 01, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Aug. 02, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
May 03, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Feb. 01, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Nov. 02, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Aug. 03, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
May 04, 2012'</Log>
    <Log type="Info">Process Flow-Through: 0030 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jan. 31, 2014'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Nov. 01, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Aug. 02, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
May 03, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Feb. 01, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Nov. 02, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Aug. 03, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
May 04, 2012'</Log>
    <Log type="Info">Process Flow-Through: 0035 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 0050 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</Log>
  </Logs>
  <InputFiles>
    <File>dg-20140131.xml</File>
    <File>dg-20140131.xsd</File>
    <File>dg-20140131_cal.xml</File>
    <File>dg-20140131_def.xml</File>
    <File>dg-20140131_lab.xml</File>
    <File>dg-20140131_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
