Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Feb. 02, 2013	Jan. 28, 2012
Current Assets:
Cash and cash equivalents	$ 31,069	$ 34,893
Short-term investments	157,578	205,771
Restricted cash and investments	5,999	5,325
Accounts receivable, net of allowance for doubtful accounts	40,016	43,024
Merchandise inventories	140,738	130,382
Deferred income taxes	4,631	3,579
Prepaid expenses	10,183	6,158
Total Current Assets	390,214	429,132
Property and equipment - net	134,227	115,445
Other assets	8,205	6,512
Total Assets	532,646	551,089
Current Liabilities:
Accounts payable	99,247	94,073
Accrued expenses	43,773	37,584
Accrued bonus and benefits	2,290	10,192
Accrued income taxes	14,292	15,144
Total Current Liabilities	159,602	156,993
Deferred tax liabilities noncurrent	3,330	7,887
Other noncurrent liabilities (primarily deferred rent)	24,480	19,530
Commitments And Contingenciess	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	976	972
Additional paid-in capital	76,594	72,030
Retained earnings	266,843	292,741
Accumulated other comprehensive income	821	936
Total Stockholders' Equity	345,234	366,679
Liabilities And Stockholders Equity	532,646	551,089
Common Class A [Member]
Class of Stock [Line Items]
Common stock	918	914
Common Class B [Member]
Class of Stock [Line Items]
Common stock	$ 58	$ 58