Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 28, 2017	Jan. 30, 2016
Current Assets:
Cash and cash equivalents	$ 47,234	$ 67,057
Short-term investments	201,233	215,495
Restricted cash and investments	3,691	4,472
Accounts receivable, net of allowance for doubtful accounts	30,336	36,610
Merchandise inventories	145,682	141,101
Deferred income taxes	0	0
Prepaid expenses	15,632	7,317
Total Current Assets	443,808	472,052
Property and equipment - net	126,386	138,303
Noncurrent deferred tax asset	13,773	10,280
Other assets	22,357	21,709
Total Assets	606,324	642,344
Current Liabilities:
Accounts payable	105,249	113,154
Accrued expenses	61,313	52,886
Accrued bonus and benefits	3,068	12,034
Accrued income taxes	2,282	1,363
Total Current Liabilities	171,912	179,437
Deferred tax liabilities noncurrent	0	0
Other noncurrent liabilities (primarily deferred rent)	50,509	50,242
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	895	935
Additional paid-in capital	95,207	90,336
Retained earnings	288,015	320,594
AccumulatedOtherComprehensiveIncomeLossNetOfTax	(214)	800
Total Stockholders' Equity	383,903	412,665
Liabilities And Stockholders Equity	606,324	642,344
Common Class A [Member]
Class of Stock [Line Items]
Common stock	837	877
Common Class B [Member]
Class of Stock [Line Items]
Common stock	$ 58	$ 58