Reconciliation of Net Earnings Attributable to Common Shareowners and Weighted-Average Shares Outstanding used to Calculate Basic and Diluted Earnings per Share (Detail) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended
	Apr. 04, 2015	Mar. 29, 2014
Numerator
Net earnings from continuing operations attributable to common shareowners	$ 166.8	$ 169.7
Net earnings from discontinued operations	(4.5)	(7.8)
Net Earnings Attributable to Common Shareowners	$ 162.3	$ 161.9
Denominator:
Basic earnings per share - weighted-average shares	152,172	155,905
Dilutive effect of stock options, awards and convertible preferred units	4,365	3,046
Diluted earnings per share - weighted-average shares	156,537	158,951
Basic earnings per share of common stock:
Continuing operations (in dollars per share)	$ 1.10	$ 1.09
Discontinued operations (in dollars per share)	$ (0.03)	$ (0.05)
Total basic earnings per share of common stock	$ (1.07)	$ (1.04)
Diluted earnings per share of common stock:
Continuing operations (in dollars per share)	$ 1.07	$ 1.07
Discontinued operations (in dollars per share)	$ (0.03)	$ (0.05)
Total dilutive earnings per share of common stock	$ (1.04)	$ (1.02)