Equity (Changes In Total Equity) (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 27, 2015	Dec. 28, 2014
Beginning balance of total equity	$ 5,819.8	$ 5,273.7
Net earnings including noncontrolling interests	687.7	984.5
Translation adjustment, net of reclassifications and tax	(24.4)	(138.3)
Unrealized gains/(losses), net of reclassifications and tax	(1.3)	(15.8)
Other comprehensive income/(loss)	(25.7)	(154.1)
Stock-based compensation expense	57.9	52.5
Exercise of stock options/vesting of RSUs	7.8	40.2
Sale of common stock	0.1	5.5
Repurchase of common stock	(267.1)	(216.1)
Cash dividends declared	(297.1)	(239.5)
Noncontrolling interest resulting from acquisition	0.0	411.1
Ending balance of total equity	5,983.4	6,157.8
Parent [Member]
Beginning balance of total equity	5,818.0	5,272.0
Net earnings including noncontrolling interests	687.6	983.1
Translation adjustment, net of reclassifications and tax	(24.4)	(106.5)
Unrealized gains/(losses), net of reclassifications and tax	(1.3)	(15.8)
Other comprehensive income/(loss)	(25.7)	(122.3)
Stock-based compensation expense	57.9	52.5
Exercise of stock options/vesting of RSUs	7.8	40.2
Sale of common stock	0.1	5.5
Repurchase of common stock	(267.1)	(216.1)
Cash dividends declared	(297.1)	(239.5)
Noncontrolling interest resulting from acquisition	0.0	0.0
Ending balance of total equity	5,981.5	5,775.4
Noncontrolling Interest [Member]
Beginning balance of total equity	1.8	1.7
Net earnings including noncontrolling interests	0.1	1.4
Translation adjustment, net of reclassifications and tax	0.0	(31.8)
Unrealized gains/(losses), net of reclassifications and tax	0.0	0.0
Other comprehensive income/(loss)	0.0	(31.8)
Stock-based compensation expense	0.0	0.0
Exercise of stock options/vesting of RSUs	0.0	0.0
Sale of common stock	0.0	0.0
Repurchase of common stock	0.0	0.0
Cash dividends declared	0.0	0.0
Noncontrolling interest resulting from acquisition	0.0	411.1
Ending balance of total equity	$ 1.9	$ 382.4