Debt Textuals (Details) (USD $)	3 Months Ended			3 Months Ended		6 Months Ended				3 Months Ended
	Feb. 24, 2013	Feb. 26, 2012	Nov. 25, 2012	May 26, 2013 Senior Term Loan, Due 2014 [Member]	Feb. 24, 2013 Senior Term Loan, Due 2014 [Member]	May 26, 2013 Senior Term Loan, Due 2014 [Member]	Feb. 24, 2013 Senior revolving credit facility [Member]	Feb. 24, 2013 Unsecured debt [Member]	Nov. 25, 2012 Unsecured debt [Member]	May 26, 2013 Senior notes [Member] 6.875% senior notes due 2022 [Member]	Mar. 14, 2013 Senior notes [Member] 6.875% senior notes due 2022 [Member]	Feb. 24, 2013 Senior notes [Member] 6.875% senior notes due 2022 [Member]	Nov. 25, 2012 Senior notes [Member] 6.875% senior notes due 2022 [Member]	Feb. 24, 2013 Bonds [Member]	Nov. 25, 2012 Bonds [Member]	Feb. 24, 2013 Senior Term Loan, Due 2014 [Member]	Feb. 26, 2012 Senior Term Loan, Due 2014 [Member]
Debt Instruments [Line Items]
Repayments of Long-term Debt				$ 25,000,000	$ 50,000,000	$ 75,000,000
Short-term debt	81,424,000		59,759,000													24,964,000	0
Debt instrument, face amount											140,000,000
Stated interest rate												6.875%
Debt Instrument, Unamortized Premium											11,200,000
Long-term debt	1,598,270,000		1,669,452,000					1,598,270,000	1,669,452,000			385,000,000	385,000,000	42,964,000	48,508,000
Debt issuance costs										2,600,000
Loss on early extinguishment of debt	(114,000)	0
Unused availability							573,700,000
Total availability							656,000,000
Letters of credit and other credit usage							$ (82,300,000)
Weighted-average interest rate	6.91%	6.99%