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Reconciliation of Net Earnings and Number of Shares Used in Basic and Diluted Earnings Per Share Computations (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 03, 2019	Oct. 28, 2018	Nov. 03, 2019	Oct. 28, 2018
Earnings Per Share [Line Items]
Net Earnings, Basic	$ 74,713	$ 81,465	$ 190,017	$ 178,346
Net Earnings, Diluted	$ 74,713	$ 81,465	$ 190,017	$ 178,346
Weighted Average Shares, Basic	77,897	80,475	78,356	82,070
Weighted Average Shares, Effect of dilutive stock-based awards	1,294	1,166	1,109	881
Weighted Average Shares, Diluted	79,191	81,641	79,465	82,951
Earnings Per Share, Basic	$ 0.96	$ 1.01	$ 2.43	$ 2.17
Earnings Per Share, Diluted	$ 0.94	$ 1.00	$ 2.39	$ 2.15

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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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