Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Oct. 31, 2020	Nov. 02, 2019
Cash flows from operating activities
Net income (loss)	$ (10,016,000)	$ 16,349,000
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	14,571,000	15,330,000
Share-based compensation expense	1,517,000	1,648,000
Impairment of long-lived assets	929,000	0
Loss on disposal of assets	67,000	584,000
Gain on sales and maturities of marketable securities	(685,000)	(1,391,000)
Deferred income taxes	(1,142,000)	(470,000)
Changes in operating assets and liabilities:
Receivables	(3,912,000)	1,716,000
Merchandise inventories	(9,035,000)	(14,528,000)
Prepaid expenses and other current assets	1,912,000	(1,045,000)
Accounts payable	16,130,000	12,901,000
Accrued expenses	2,392,000	(1,740,000)
Deferred revenue	(710,000)	(1,852,000)
Accrued compensation and benefits	2,906,000	(1,443,000)
Operating lease liabilities	6,109,000	(1,555,000)
Net cash provided by operating activities	21,033,000	24,504,000
Cash flows from investing activities
Purchases of property and equipment	(6,395,000)	(10,636,000)
Purchases of marketable securities	(30,946,000)	(96,810,000)
Maturities of marketable securities	75,157,000	111,504,000
Net cash provided by investing activities	37,816,000	4,058,000
Cash flows from financing activities
Proceeds from line of credit	23,675,000	0
Repayment of line of credit	(23,675,000)	0
Dividends paid	(29,677,000)	(29,453,000)
Proceeds from exercise of stock options	0	412,000
Taxes paid in lieu of shares issued for share-based compensation	0	(85,000)
Net cash used in financing activities	(29,677,000)	(29,126,000)
Change in cash and cash equivalents	29,172,000	(564,000)
Cash and cash equivalents, beginning of period	70,137,000	68,160,000
Cash and cash equivalents, end of period	99,309,000	67,596,000
Supplemental disclosures of cash flow information
Interest paid	182,000	13,000
Income taxes paid	857,000	9,028,000
Supplemental disclosure of non-cash activities
Unpaid purchases of property and equipment	2,246,000	4,239,000
Leased assets obtained in exchange for new operating lease liabilities	$ 11,999	$ 328,795