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. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Numerator
Net earnings from continuing operations attributable to common shareowners	$ 248.9	$ 234.1	$ 709.8	$ 636.6
Net earnings from discontinued operations	0.0	(5.4)	0.0	(18.4)
Net Earnings Attributable to Common Shareowners	$ 248.9	$ 228.7	$ 709.8	$ 618.2
Denominator:
Basic earnings per share - weighted-average shares	145,410	145,911	145,547	148,796
Weighted Average Number Diluted Shares Outstanding Adjustment	2,565	4,870	2,170	4,609
Diluted earnings per share - weighted-average shares	147,975	150,781	147,717	153,405
Basic earnings per share of common stock:
Continuing operations (in dollars per share)	$ 1.71	$ 1.60	$ 4.88	$ 4.28
Discontinued operations (in dollars per share)	0.00	(0.04)	0.00	(0.12)
Total basic earnings per share of common stock	(1.71)	(1.57)	(4.88)	(4.15)
Diluted earnings per share of common stock:
Continuing operations (in dollars per share)	1.68	1.55	4.81	4.15
Discontinued operations (in dollars per share)	0.00	(0.04)	0.00	(0.12)
Total dilutive earnings per share of common stock	$ (1.68)	$ (1.52)	$ (4.81)	$ (4.03)