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
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Numerator
Net Earnings Attributable to Common Shareowners	$ 356.3	$ 293.6	$ 526.2	$ 464.2
Denominator:
Basic earnings per share - weighted-average shares	148,099	149,748	147,982	150,101
Weighted Average Number Diluted Shares Outstanding Adjustment	2,259	2,746	2,157	3,023
Diluted earnings per share - weighted-average shares	150,358	152,494	150,139	153,124
Basic earnings per share of common stock:
Total basic earnings per share of common stock	$ 2.41	$ 1.96	$ 3.56	$ 3.09
Diluted earnings per share of common stock:
Total dilutive earnings per share of common stock	$ 2.37	$ 1.93	$ 3.50	$ 3.03