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Fair Value Measurements (Details) (USD $)	Mar. 02, 2013	Mar. 03, 2012
Non-financial assets measured on a non-recurring basis
Outstanding derivative financial instruments	$ 0	$ 0
Level 1
Non-financial assets measured on a non-recurring basis
Carrying value of total long-term indebtedness	5,918,352,000	6,201,217,000
Estimated fair value of total long-term indebtedness	$ 6,188,597,000	$ 6,404,400,000

Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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