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
Mar. 30, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Basic net earnings	$ 501,806	$ 354,179
Earnings allocated to participating securities, Basic	(1,968)	(1,181)
Net earnings available to common stockholders, Basic	$ 499,838	$ 352,998
Average shares outstanding	306,585	319,421
Basic net earnings per share	$ 1.63	$ 1.11
Diluted net earnings	$ 501,806	$ 354,179
Earnings allocated to participating securities, Diluted	(1,964)	(1,177)
Net earnings available to common stockholders, Diluted	$ 499,842	$ 353,002
Basic shares outstanding	306,585	319,421
Dilutive effect of stock options and other	595	1,053
Diluted average shares outstanding	307,180	320,474
Diluted net earnings per share	$ 1.63	$ 1.10

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.

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Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method.

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Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the diluted earnings (loss) per share or per unit calculation under the two-class method.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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