Segment Reporting (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2011	Aug. 01, 2010	Jul. 31, 2011	Aug. 01, 2010
Net revenue:
Net revenue	$ 212,323	$ 152,208	$ 399,103	$ 290,505
Income from operations before general corporate expense:
Income from operations before general corporate expense	77,156	47,554	145,721	92,590
General corporate expense	17,673	13,311	34,551	25,874
Income from operations	59,483	34,243	111,170	66,717
Other income (expense), net	597	2,092	1,501	2,254
Income before provision for income taxes	60,080	36,335	112,671	68,971
Capital expenditures:
Capital expenditures	12,493	5,693	87,324	11,571
Depreciation:
Depreciation	7,521	6,534	13,561	11,990
Corporate-owned stores [Member]
Net revenue:
Net revenue	178,198	129,443	334,719	245,017
Income from operations before general corporate expense:
Income from operations before general corporate expense	64,281	42,426	123,576	80,873
Capital expenditures:
Capital expenditures	7,229	1,875	12,378	4,117
Depreciation:
Depreciation	4,643	3,758	8,501	7,729
Direct to consumer [Member]
Net revenue:
Net revenue	18,579	9,634	32,371	18,776
Income from operations before general corporate expense:
Income from operations before general corporate expense	8,173	2,002	12,459	4,561
Capital expenditures:
Capital expenditures	2,120	2,452	3,136	2,452
Depreciation:
Depreciation	630	46	892	94
Other [Member]
Net revenue:
Net revenue	15,546	13,131	32,013	26,712
Income from operations before general corporate expense:
Income from operations before general corporate expense	4,702	3,126	9,686	7,156
Corporate [Member]
Capital expenditures:
Capital expenditures	3,144	1,366	71,810	5,002
Depreciation:
Depreciation	$ 2,248	$ 2,730	$ 4,168	$ 4,167