Consolidated Statements of Changes in Equity (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Notes Receivable [Member]
Balance at start of period at Jan. 31, 2009	$ 97,099	$ 781	$ 171,386	$ (69,435)	$ 0	$ 0	$ (5,633)
Balance at start of period, treasury stock (shares) at Jan. 31, 2009						0
Balance, at start of period (shares) at Jan. 31, 2009		78,139
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	75,307			75,307
Distributions	(33,000)		(33,000)
Issuance of restricted shares	2	3	(1)
Issuance of restricted shares (shares)		336
Repurchase of equity shares (shares)		(229)
Repurchase of equity shares	(3)	(2)	(1)
Share-based compensation	2,048		2,048
Repayment of notes receivable	0
Foreign currency translation	0
Balance at end of period at Jan. 30, 2010	141,453	782	140,432	5,872	0	0	(5,633)
Balance, at end of period (shares) at Jan. 30, 2010		78,246
Balance at start of period, treasury stock (shares) at Jan. 30, 2010						0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	127,388			127,388
Distributions	(261,000)		(141,995)	(119,005)
Dividends	(49,514)			(49,514)
Impact of Reorganization	823		(86,393)	87,216
Issuance of common stock (shares)		10,500
Issuance of common stock	160,083	105	159,978
Repurchase of equity shares (shares)		(10)
Repurchase of equity shares	0	0	0
Share-based compensation	5,296		5,296
Purchase of treasury shares (shares)		(40)				40
Purchase of treasury shares	0	0				0
Repayment of notes receivable	5,633						5,633
Foreign currency translation	0
Balance at end of period at Jan. 29, 2011	130,162	887	77,318	51,957	0	0	0
Balance at end of period, treasury stock (shares) at Jan. 29, 2011	40					40
Balance, at end of period (shares) at Jan. 29, 2011		88,696
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	140,697			140,697
Issuance of common stock (shares)		210
Issuance of common stock	309	3	306
Share-based compensation	10,089		10,089
Purchase of treasury shares (shares)		(19)				19
Purchase of treasury shares	(103)	0				(103)
Repayment of notes receivable	0
Foreign currency translation	(7)				(7)
Balance at end of period at Jan. 28, 2012	$ 281,147	$ 890	$ 87,713	$ 192,654	$ (7)	$ (103)	$ 0
Balance at end of period, treasury stock (shares) at Jan. 28, 2012	59					59
Balance, at end of period (shares) at Jan. 28, 2012		88,887