Calculation of Basic and Diluted Earnings Per Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
May 04, 2013	Apr. 28, 2012
Capital Stock And Earnings Per Share
Basic earnings per share, Net income	$ 452,890	$ 419,200
Weighted average common shares outstanding for basic EPS	719,528	742,233
Basic earnings per share	$ 0.63	$ 0.56
Diluted earnings per share, Net income	$ 452,890	$ 419,200
Weighted average common shares outstanding for basic EPS	719,528	742,233
Assumed exercise/vesting of Stock options and awards	13,027	13,783
Weighted average common shares outstanding for diluted EPS	732,555	756,016
Diluted earnings per share	$ 0.62	$ 0.55

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

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- Definition

The amount of net income (loss) derived from continuing operations during 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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- Definition

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.

+ References+ Details

- Definition

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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-Glossary Weighted-Average Number of Common Shares Outstanding

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+ Details