Geographic Information (Detail) (USD $)	3 Months Ended								12 Months Ended
	Sep. 27, 2013	Jun. 28, 2013	Mar. 29, 2013	Dec. 28, 2012	Sep. 28, 2012	Jun. 29, 2012	Mar. 30, 2012	Dec. 30, 2011	Sep. 27, 2013	Sep. 28, 2012	Sep. 30, 2011
Segment Reporting Information [Line Items]
Revenues	$ 769,900,000	$ 726,200,000	$ 768,400,000	$ 678,400,000	$ 756,100,000	$ 705,300,000	$ 720,300,000	$ 625,300,000	$ 2,942,897,000	$ 2,807,015,000	$ 2,596,666,000
Long-Lived Assets	315,000,000				297,000,000				315,000,000	297,000,000	286,000,000
United States
Segment Reporting Information [Line Items]
Revenues									1,212,000,000	1,156,000,000	975,000,000
Long-Lived Assets	238,000,000				229,000,000				238,000,000	229,000,000	223,000,000
International
Segment Reporting Information [Line Items]
Revenues									1,731,000,000	1,651,000,000	1,622,000,000
Long-Lived Assets	$ 77,000,000				$ 68,000,000				$ 77,000,000	$ 68,000,000	$ 63,000,000