Consolidated Balance Sheets - USD ($)	Feb. 02, 2019	Feb. 03, 2018
Current Assets:
Cash and cash equivalents	$ 24,603,000	$ 78,047,000
Short-term investments	182,711,000	118,836,000
Restricted Cash	606,000	3,217,000
Restricted short term investments	3,196,000	505,000
Accounts receivable, net of allowance for doubtful accounts	28,137,000	28,018,000
Merchandise inventories	119,585,000	121,535,000
Deferred income taxes	0	0
Prepaid expenses	11,750,000	22,322,000
Total Current Assets	370,588,000	372,480,000
Property and equipment - net	94,304,000	109,368,000
Noncurrent deferred tax asset	11,209,000	12,570,000
Other assets	21,805,000	21,658,000
Total Assets	497,906,000	516,076,000
Current Liabilities:
Accounts payable	84,282,000	82,605,000
Accrued expenses	45,658,000	52,825,000
Accrued bonus and benefits	11,146,000	2,971,000
Accrued income taxes	0	680,000
Total Current Liabilities	141,086,000	139,081,000
Deferred tax liabilities noncurrent	0	0
Other noncurrent liabilities (primarily deferred rent)	39,984,000	50,642,000
Commitments And Contingencies	0	0
Stockholders' Equity:
Preferred stock, $100 par value per share, 100,000 shares authorized, none issued	0	0
Class of Stock [Line Items]
Common stock	826,000	832,000
Additional paid-in capital	105,580,000	99,948,000
Retained earnings	210,507,000	225,894,000
AccumulatedOtherComprehensiveIncomeLossNetOfTax	(77,000)	(321,000)
Total Stockholders' Equity	316,836,000	326,353,000
Liabilities And Stockholders Equity	497,906,000	516,076,000
Common Class A [Member]
Class of Stock [Line Items]
Common stock	767,000	774,000
Common Class B [Member]
Class of Stock [Line Items]
Common stock	$ 59,000	$ 58,000