Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2016	May. 02, 2015
Operating activities:
Net income	$ 6,758	$ 4,278
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	6,125	4,740
Share-based compensation expense	2,888	2,465
Deferred income tax benefit	(213)	(652)
Other non-cash expenses	22	13
Changes in operating assets and liabilities:
Prepaid income taxes	(3,070)	(5,002)
Inventories	(7,931)	(4,168)
Prepaid expenses and other assets	(6,028)	1,428
Accounts payable	(4,254)	(7,307)
Income taxes payable	(11,140)	(14,189)
Accrued salaries and wages	(1,989)	(685)
Deferred rent	2,832	3,192
Other accrued expenses	5,550	15,103
Net cash used in operating activities	(10,450)	(784)
Investing activities:
Purchases of investment securities	(15,036)	0
Sales, maturities, and redemptions of investment securities	5,520	0
Capital expenditures	(7,536)	(10,738)
Net cash used in investing activities	(17,052)	(10,738)
Financing activities:
Proceeds from exercise of options to purchase common stock	1,127	368
Common shares withheld for taxes	(1,299)	0
Excess tax benefit related to exercises of stock options	367	359
Net cash provided by financing activities	195	727
Net decrease in cash and cash equivalents	(27,307)	(10,795)
Cash and cash equivalents at beginning of period	53,081	63,186
Cash and cash equivalents at end of period	25,774	52,391
Supplemental disclosures of cash flow information:
Decrease in accrued purchases of property and equipment	$ (2,583)	$ (5,144)