Earnings Per Share - Computations of Basic and Diluted Net Earnings Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Earnings Per Share [Abstract]
Basic net earnings	$ 676,656	$ 254,850	$ 1,713,988	$ 934,797
Earnings allocated to participating securities, Basic	(2,807)	(900)	(6,707)	(3,239)
Net earnings available to common stockholders, Basic	$ 673,849	$ 253,950	$ 1,707,281	$ 931,558
Average shares outstanding	315,913	320,096	317,928	320,253
Basic net earnings per share	$ 2.13	$ 0.79	$ 5.37	$ 2.91
Diluted net earnings	$ 676,656	$ 254,850	$ 1,713,988	$ 934,797
Earnings allocated to participating securities, Diluted	(2,796)	(899)	(6,684)	(3,233)
Net earnings available to common stockholders, Diluted	$ 673,860	$ 253,951	$ 1,707,304	$ 931,564
Basic shares outstanding	315,913	320,096	317,928	320,253
Dilutive effect of stock options and other	885	667	954	792
Diluted average shares outstanding	316,798	320,763	318,882	321,045
Diluted net earnings per share	$ 2.13	$ 0.79	$ 5.35	$ 2.90