Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 29, 2017	Jul. 30, 2016	Jul. 29, 2017	Jul. 30, 2016
Condensed Consolidated Statements of Income
Net sales	$ 232,065	$ 188,364	$ 443,905	$ 360,443
Cost of sales	159,032	126,314	298,995	240,088
Gross profit	73,033	62,050	144,910	120,355
Operating expenses
Selling, general and administrative expenses	51,244	42,171	100,384	79,615
Depreciation and amortization	1,533	971	2,951	1,862
Total operating expenses	52,777	43,142	103,335	81,477
Operating income	20,256	18,908	41,575	38,878
Interest expense, net	5,422	8,518	10,308	16,711
Income before income taxes	14,834	10,390	31,267	22,167
Income tax provision	5,301	4,052	11,685	8,503
Net income	$ 9,533	$ 6,338	$ 19,582	$ 13,664
Net income per common share:
Basic (in dollars per share)	$ 0.16	$ 0.12	$ 0.32	$ 0.27
Diluted (in dollars per share)	$ 0.15	$ 0.12	$ 0.31	$ 0.26
Weighted average shares outstanding:
Basic (in shares)	60,404,222	50,836,727	60,385,495	50,836,727
Diluted (in shares)	63,464,506	52,222,508	62,816,313	52,415,001