Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 03, 2011	Jun. 27, 2010	Jul. 03, 2011	Jun. 27, 2010	Oct. 03, 2010
Finite-Lived Intangible Assets, Net [Abstract]
Acquired favorable operating leases and scripts	$ 18,272		$ 18,272		$ 18,170
Customer lists	5,115		5,115		5,455
Land use rights - foreign operations	4,605		4,605		4,511
Non-compete agreements	597		597		597
Trademarks, licenses and other	2,493		2,493		2,554
Total intangible assets	31,082		31,082		31,287
Accumulated amortization	(11,041)		(11,041)		(9,853)
Total intangible assets, net of accumulated amortization	20,041		20,041		21,434
Amortization expense for intangible assets	496,000	612,000	1,472,000	1,816,000
Intangible assets have remaining useful lives, Minimum			1
Intangible assets have remaining useful lives, Maximum			45
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
2011			541,000
2012			1,935,000
2013			1,840,000
2014			1,732,000
2015			$ 1,423,000