Reportable Segments (Details 2) (USD $) In Thousands	3 Months Ended								12 Months Ended
	Oct. 02, 2011	Jul. 03, 2011	Apr. 03, 2011	Jan. 02, 2011	Oct. 03, 2010	Jun. 27, 2010	Mar. 28, 2010	Dec. 27, 2009	Oct. 02, 2011	Oct. 03, 2010	Sep. 27, 2009
Revenue
Revenue	$ 675,662	$ 673,792	$ 612,566	$ 611,124	$ 627,382	$ 562,365	$ 469,528	$ 541,957	$ 2,573,144	$ 2,201,232	$ 2,287,484
Operating Income
Amortization of intangibles									(27,978)	(12,683)	(9,820)
Operating income	43,433	39,408	29,256	34,325	37,124	32,706	23,527	31,117	146,422	124,474	121,889
ASSETS
TOTAL ASSETS	1,593,988				1,381,689				1,593,988	1,381,689	1,097,905
Reportable Segments
Revenue
Revenue									2,709,960	2,311,322	2,375,360
Operating Income
Operating income									183,028	145,841	136,434
ASSETS
TOTAL ASSETS	1,680,615				1,320,490				1,680,615	1,320,490	1,152,072
Elimination of inter-segment revenue
Revenue
Revenue									136,816	110,090	87,876
Amounts not allocated to segments
Operating Income
Other expense									(8,628)	(8,684)	(4,725)
Assets not allocated to segments and intercompany eliminations
ASSETS
TOTAL ASSETS	$ (86,627)				$ 61,199				$ (86,627)	$ 61,199	$ (54,167)