Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Nov. 03, 2018	Oct. 28, 2017
Income Statement [Abstract]
Net revenues	$ 636,558	$ 592,473	$ 1,834,762	$ 1,769,879
Cost of goods sold	382,047	378,148	1,096,616	1,179,485
Gross profit	254,511	214,325	738,146	590,394
Selling, general and administrative expenses	207,495	171,163	552,154	528,213
Income from operations	47,016	43,162	185,992	62,181
Other expenses
Interest expense—net	19,371	18,915	53,886	45,496
Loss on extinguishment of debt		4,880	917	4,880
Total other expenses	19,371	23,795	54,803	50,376
Income before income taxes	27,645	19,367	131,189	11,805
Income tax expense	5,234	6,216	16,677	9,886
Net income	$ 22,411	$ 13,151	$ 114,512	$ 1,919
Weighted-average shares used in computing basic net income per share	22,082,141	21,221,848	21,850,955	29,076,556
Basic net income per share	$ 1.01	$ 0.62	$ 5.24	$ 0.07
Weighted-average shares used in computing diluted net income per share	27,703,319	23,535,617	26,810,035	30,593,382
Diluted net income per share	$ 0.81	$ 0.56	$ 4.27	$ 0.06