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		6 Months Ended
	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Numerator
Net earnings from continuing operations attributable to common shareowners	$ 271.5	$ 235.7	$ 460.9	$ 402.5
Net earnings from discontinued operations	0.0	(8.5)	0.0	(13.0)
Net Earnings Attributable to Common Shareowners	$ 271.5	$ 227.2	$ 460.9	$ 389.5
Denominator:
Basic earnings per share - weighted-average shares	145,135	148,059	145,583	150,339
Weighted Average Number Diluted Shares Outstanding Adjustment	2,128	4,604	1,960	4,542
Diluted earnings per share - weighted-average shares	147,263	152,663	147,543	154,881
Basic earnings per share of common stock:
Continuing operations (in dollars per share)	$ 1.87	$ 1.59	$ 3.17	$ 2.68
Discontinued operations (in dollars per share)	0.00	(0.06)	0.00	(0.09)
Total basic earnings per share of common stock	(1.87)	(1.53)	(3.17)	(2.59)
Diluted earnings per share of common stock:
Continuing operations (in dollars per share)	1.84	1.54	3.12	2.60
Discontinued operations (in dollars per share)	0.00	(0.06)	0.00	(0.08)
Total dilutive earnings per share of common stock	$ (1.84)	$ (1.49)	$ (3.12)	$ (2.51)