Net Income Per Share (Schedule Of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended								12 Months Ended
	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Sep. 26, 2015	Jun. 27, 2015	Mar. 28, 2015	Dec. 27, 2014	Oct. 01, 2016	Sep. 26, 2015	Sep. 27, 2014
Net Income Per Share [Abstract]
Net income attributable to the Company	$ 77	$ 96	$ 59	$ 4	$ 48	$ (13)	$ 38	$ 13	$ 236	$ 86	$ 62
Weighted average common shares outstanding - basic									120.8	119.1	116.9
Dilutive shares									4.2	4.3	4.6
Weighted average common and common equivalent shares outstanding - diluted									125.0	123.4	121.5
Basic	$ 0.63	$ 0.79	$ 0.49	$ 0.03	$ 0.40	$ (0.11)	$ 0.32	$ 0.11	$ 1.95	$ 0.72	$ 0.53
Diluted	$ 0.61	$ 0.76	$ 0.47	$ 0.03	$ 0.39	$ (0.11)	$ 0.31	$ 0.11	$ 1.89	$ 0.70	$ 0.51