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. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Earnings Per Share [Abstract]
Basic net earnings	$ 275,031	$ 676,656	$ 1,163,320	$ 1,713,988
Earnings allocated to participating securities, Basic	(1,655)	(2,807)	(6,295)	(6,707)
Net earnings available to common stockholders, Basic	$ 273,376	$ 673,849	$ 1,157,025	$ 1,707,281
Average shares outstanding	304,637	315,913	305,553	317,928
Basic net earnings per share	$ 0.90	$ 2.13	$ 3.79	$ 5.37
Diluted net earnings	$ 275,031	$ 676,656	$ 1,163,320	$ 1,713,988
Earnings allocated to participating securities, Diluted	(1,656)	(2,796)	(6,295)	(6,684)
Net earnings available to common stockholders, Diluted	$ 273,375	$ 673,860	$ 1,157,025	$ 1,707,304
Dilutive effect of stock options and other	343	885	476	954
Diluted average shares outstanding	304,980	316,798	306,029	318,882
Diluted net earnings per share	$ 0.90	$ 2.13	$ 3.78	$ 5.35