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	6 Months Ended
Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Earnings Per Share [Abstract]
Basic net earnings	$ 233,772	$ 124,755	$ 304,526	$ 192,555
Earnings allocated to participating securities, Basic	(818)	(411)	(1,000)	(762)
Net earnings available to common stockholders, Basic	$ 232,954	$ 124,344	$ 303,526	$ 191,793
Average shares outstanding	319,360	320,506	319,299	320,409
Basic net earnings per share	$ 0.73	$ 0.39	$ 0.95	$ 0.60
Diluted net earnings	$ 233,772	$ 124,755	$ 304,526	$ 192,555
Earnings allocated to participating securities, Diluted	(818)	(411)	(1,000)	(762)
Net earnings available to common stockholders, Diluted	$ 232,954	$ 124,344	$ 303,526	$ 191,793
Basic shares outstanding	319,360	320,506	319,299	320,409
Dilutive effect of stock options and other	218	202	136	185
Diluted average shares outstanding	319,578	320,708	319,435	320,594
Diluted net earnings per share	$ 0.73	$ 0.39	$ 0.95	$ 0.60

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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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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Net Income or Loss Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

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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 sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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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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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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