Income Taxes	6 Months Ended
Jun. 30, 2011
Income Taxes [Abstract]
Income Tax Disclosure	Income Taxes Our effective tax rate was 41.0% for the three months ended June 30, 2011, compared to 39.6% for the same period in 2010, and 42.7% for the six months ended June 30, 2011, compared to 40.0% for the same period in 2010. Non-deductible transaction costs related to our recent acquisition of Forrest City Grocery Company added approximately 1% and 2.5% to our effective tax rate for the three and six months ended June 30, 2011, respectively. We did not recognize any similar costs during 2010. At June 30, 2011, the total gross amount of unrecognized tax benefits, which was included in other long-term liabilities, related to federal, state and foreign taxes, was approximately $1.2 million, all of which would impact our effective tax rate, if recognized. The expiration of the statute of limitations for certain tax positions in future years could impact the total gross amount of unrecognized tax benefits by $0.3 million through June 30, 2012. We file U.S. federal, state and foreign income tax returns in jurisdictions with varying statutes of limitations. The 2007 to 2010 tax years remain subject to examination by federal and state tax authorities. The 2006 tax year is still open for certain state tax authorities. The 2003 to 2010 tax years remain subject to examination by the tax authorities in certain foreign jurisdictions.

Income Taxes

6 Months Ended

Jun. 30, 2011

Income Taxes

Our effective tax rate was 41.0% for the three months ended June 30, 2011, compared to 39.6% for the same period in 2010, and 42.7% for the six months ended June 30, 2011, compared to 40.0% for the same period in 2010. Non-deductible transaction costs related to our recent acquisition of Forrest City Grocery Company added approximately 1% and 2.5% to our effective tax rate for the three and six months ended June 30, 2011, respectively. We did not recognize any similar costs during 2010.

At June 30, 2011, the total gross amount of unrecognized tax benefits, which was included in other long-term liabilities, related to federal, state and foreign taxes, was approximately $1.2 million, all of which would impact our effective tax rate, if recognized. The expiration of the statute of limitations for certain tax positions in future years could impact the total gross amount of unrecognized tax benefits by $0.3 million through June 30, 2012.

We file U.S. federal, state and foreign income tax returns in jurisdictions with varying statutes of limitations. The 2007 to 2010 tax years remain subject to examination by federal and state tax authorities. The 2006 tax year is still open for certain state tax authorities. The 2003 to 2010 tax years remain subject to examination by the tax authorities in certain foreign jurisdictions.