Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020
OPERATING ACTIVITIES
Net income	$ 34,705,000	$ (35,587,000)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	6,179,000	7,494,000
Provision For Doubtful Accounts	246,000	109,000
Purchase premium and premium amortization	(1,410,000)	161,000
Share Based Compensation	1,906,000	1,903,000
Deferred income taxes	0	2,669,000
Loss on disposal of property and equipment	283,000	162,000
Impairment of Leasehold	0	(5,270,000)
Changes in operating assets and liabilities which provided (used) cash:
Accounts receivable	1,202,000	(13,058,000)
Merchandise inventories	12,081,000	27,085,000
Prepaid and other assets	(66,000)	(7,291,000)
Operating lease right-of-use asstes and liabilities	(2,035,000)	(920,000)
Accrued income taxes	2,058,000	(467,000)
Accounts payable, accrued expenses and other liabilities	26,808,000	(35,759,000)
Net cash provided by operating activities	81,957,000	(48,229,000)
INVESTING ACTIVITIES
Capital expenditures	(1,125,000)	(9,801,000)
Purchase of short-term investments	(113,454,000)	(8,275,000)
Sales of short-term investments	49,696,000	108,886,000
Sales of other assets	0	199,000
Net cash used in investing activities	(64,883,000)	91,009,000
FINANCING ACTIVITIES
Dividends paid	(2,488,000)	(7,990,000)
Repurchase of common stock	(6,483,000)	(9,875,000)
Proceeds from lines of credit	0	34,000,000
Payments to lines of credit	0	34,000,000
Proceeds from employee stock purchase plan	147,000	250,000
Net cash provided used in financing activities	(8,824,000)	(17,615,000)
Net increase in cash and cash equivalents	8,250,000,000	25,165,000,000
Cash, Cash Equivalents and Restricted Cash at Beginning of Period	21,022,000	14,401,000
Cash, Cash Equivalents and Restricted Cash at End of Period	29,272,000	39,566,000
Change in Accrued PPE	410,000	1,556,000
Supplemental Cash Flow Information [Abstract]
Change in Accrued Treasury Stock	$ 194,000	$ 0