Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Oct. 29, 2016	Oct. 31, 2015
Cash flows from operating activities
Net income	$ 16,307	$ 11,847
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant, and equipment	14,542	14,665
Impairment charges	2,214	0
Provision for doubtful accounts	330	430
Loss on disposal of property, plant, and equipment	10	105
Stock-based compensation	3,111	3,750
Deferred income taxes	1,187	616
Gain on short-term investment	(88)	0
Changes in assets and liabilities:
Accounts receivable	(6,808)	(7,021)
Inventories	17,844	(19,774)
Prepaid expenses and other assets	(2,326)	(2,169)
Accounts payable	(5,381)	(11,166)
Income taxes	(11,707)	5,852
Accrued and other liabilities	(2,741)	2,904
Net cash provided by operating activities	26,494	39
Cash flows from investing activities
Purchases of property, plant, and equipment	(17,430)	(22,818)
Purchase of short-term investments	(30,000)	0
Proceeds from disposal of property, plant, and equipment	8	0
Net cash used in investing activities	(47,422)	(22,818)
Cash flows from financing activities
Tax withholdings for equity compensation	(647)	(492)
Repurchase of common stock	(23,210)	(27,159)
Other financing activities, net	(27)	(62)
Net cash used in financing activities	(23,884)	(27,713)
Effect of exchange rate changes on cash and cash equivalents	(5)	(4)
Net decrease in cash and cash equivalents	(44,817)	(50,496)
Cash and cash equivalents, beginning of period	97,681	112,292
Cash and cash equivalents, end of period	52,864	61,796
Supplemental disclosure of cash flow information
Cash paid for income taxes, net	$ 19,458	$ 2,267