Reconciliation of Net Earnings Attributable to Common Shareowners and Weighted-Average Shares Outstanding used to Calculate Basic and Diluted Earnings per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014
Numerator
Net earnings from continuing operations attributable to common shareowners	$ 234.1	$ 246.4	$ 636.6	$ 637.9
Net earnings from discontinued operations	(5.4)	(9.7)	(18.4)	(22.8)
Net Earnings Attributable to Common Shareowners	$ 228.7	$ 236.7	$ 618.2	$ 615.1
Denominator:
Basic earnings per share - weighted-average shares	145,911	156,628	148,796	156,278
Weighted Average Number Diluted Shares Outstanding Adjustment	4,870	3,954	4,609	3,477
Diluted earnings per share - weighted-average shares	150,781	160,582	153,405	159,755
Basic earnings per share of common stock:
Continuing operations (in dollars per share)	$ 1.60	$ 1.57	$ 4.28	$ 4.08
Discontinued operations (in dollars per share)	(0.04)	(0.06)	(0.12)	(0.15)
Total basic earnings per share of common stock	(1.57)	(1.51)	(4.15)	(3.94)
Diluted earnings per share of common stock:
Continuing operations (in dollars per share)	1.55	1.53	4.15	3.99
Discontinued operations (in dollars per share)	(0.04)	(0.06)	(0.12)	(0.14)
Total dilutive earnings per share of common stock	$ (1.52)	$ (1.47)	$ (4.03)	$ (3.85)