Supplemental Consolidated Balance Sheet Information (Details) (USD $) In Thousands, unless otherwise specified	Jan. 20, 2013	Sep. 30, 2012
Supplemental Balance Sheet Disclosures [Line Items]
Company-owned life insurance policies	$ 88,542	$ 86,276
Deferred tax asset	114,518	115,537
Other	76,554	69,317
Other assets, net	279,614	271,130
Advertising	28,726	21,400
Insurance	33,924	33,391
Other	47,093	51,343
Accrued liabilities	150,579	164,637
Pension plans	210,997	213,854
Straight-line rent accrual	53,927	54,288
Other	367,387	371,202
Other Liabilities, Noncurrent	102,463	103,060
Pension Plans, Defined Benefit [Member]
Supplemental Balance Sheet Disclosures [Line Items]
Payroll and related taxes	$ 40,836	$ 58,503