Equity (Changes In Total Equity) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 27, 2016	Mar. 29, 2015	Mar. 27, 2016	Mar. 29, 2015
Beginning balance of total equity			$ 5,819.8	$ 5,273.7
Net earnings including noncontrolling interests	$ 575.0	$ 495.6	1,262.6	1,480.4
Translation adjustment, net of reclassifications and tax			36.6	(141.4)
Unrealized gains/(losses), net of reclassifications and tax			(26.4)	(0.8)
Other comprehensive income/(loss)	35.9	11.9	10.2	(142.2)
Stock-based compensation expense			109.5	105.2
Exercise of stock options/vesting of RSUs			59.7	104.6
Sale of common stock			6.9	11.3
Repurchase of common stock			(1,584.5)	(342.4)
Cash dividends declared			(587.8)	(479.9)
Noncontrolling interest resulting from acquisition			0.0	411.1
Purchase of noncontrolling interests			0.0	411.1
Ending balance of total equity	5,096.4	6,010.7	5,096.4	6,010.7
Parent [Member]
Beginning balance of total equity			5,818.0	5,272.0
Net earnings including noncontrolling interests			1,262.6	1,478.3
Translation adjustment, net of reclassifications and tax			36.6	(110.3)
Unrealized gains/(losses), net of reclassifications and tax			(26.4)	(0.8)
Other comprehensive income/(loss)	35.9	11.9	10.2	(111.1)
Stock-based compensation expense			109.5	105.2
Exercise of stock options/vesting of RSUs			59.7	104.6
Sale of common stock			6.9	11.3
Repurchase of common stock			(1,584.5)	(342.4)
Cash dividends declared			(587.8)	(479.9)
Noncontrolling interest resulting from acquisition			0.0	0.0
Purchase of noncontrolling interests			0.0	29.3
Ending balance of total equity	5,094.6	6,008.7	5,094.6	6,008.7
Noncontrolling Interest [Member]
Beginning balance of total equity			1.8	1.7
Net earnings including noncontrolling interests			0.0	2.1
Translation adjustment, net of reclassifications and tax			0.0	(31.1)
Unrealized gains/(losses), net of reclassifications and tax			0.0	0.0
Other comprehensive income/(loss)			0.0	(31.1)
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
Purchase of noncontrolling interests			0.0	381.8
Ending balance of total equity	$ 1.8	$ 2.0	$ 1.8	$ 2.0