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Earnings Per Share - Additional Information (Detail) (USD $) Share data in Thousands, unless otherwise specified	3 Months Ended	6 Months Ended			1 Months Ended
	Aug. 03, 2014	Aug. 03, 2014	Aug. 04, 2013	Jun. 11, 2014	Sep. 08, 2014 Subsequent Event [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchase of common stock (in shares)	1,422				775
Repurchase of common stock	$ 55,804,000	$ 55,804,000			$ 30,642,000
Anti-dilutive stock options (in shares)		(288)	(49)
Aggregate amount authorized for stock repurchase				$ 450,000,000

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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