Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
OPERATING ACTIVITIES
Net income	$ 66,842	$ 60,502	$ 54,322
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	22,963	22,026	21,825
Provision For Doubtful Accounts	873	875	1,009
Purchase premium and premium amortization	(3,263)	(104)	(873)
Share Based Compensation	4,124	3,582	3,007
Excess tax benefits from share-based compensation	(257)	(243)	(88)
Deferred income taxes	(2,635)	(1,563)	(4,766)
Loss on disposal of property and equipment	223	1,288	1,665
Impairment	1,917	2,249	2,646
Changes in operating assets and liabilities which provided (used) cash:
Accounts receivable	3,540	(2,674)	(217)
Merchandise inventories	(3,552)	13,312	(10,123)
Prepaid and other assets	1,854	(6,078)	2,969
Accrued income taxes	991	(356)	651
Accounts payable, accrued expenses and other liabilities	233	24,643	20,932
Net cash provided by operating activities	93,853	117,459	92,959
INVESTING ACTIVITIES
Capital expenditures	(26,534)	(28,901)	(31,542)
Purchase of short-term investments	(116,956)	(49,820)	(65,455)
Sales of short-term investments	66,927	48,850	62,766
Purchase of Other Assets	(5,650)	(1,267)	0
Sales Of Other Assets	(442)	(3,227)	0
Change in restricted cash and investments	4	222	1,298
Net cash used in investing activities	(81,767)	(27,689)	(32,933)
FINANCING ACTIVITIES
Dividends paid	(33,572)	(33,886)	(5,853)
Repurchase of common stock	(6,148)	(42,129)	(6,429)
Proceeds from employee stock purchase plan	488	510	394
Excess tax benefits from share-based compensation financing activities	257	243	88
Proceeds From Stock Options Exercised	0	11	132
Net cash provided used in financing activities	(38,975)	(75,251)	(11,668)
Net increase in cash and cash equivalents	(26,889)	14,519	48,358
Cash and cash equivalents at beginning of period	93,946	79,427	31,069
Effect of Exchange Rate On Cash	0	0	0
Cash and cash equivalents at end of period	67,057	93,946	79,427
Change in Accrued PPE	$ 2,876	$ 1,780	$ 4,315

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Name:	us-gaap_ProceedsFromSaleOfInvestmentProjects
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (j)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

+ Details

Name:	us-gaap_ProceedsFromStockOptionsExercised
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow associated with the amount received from the stock plan during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

+ Details

Name:	us-gaap_ProceedsFromStockPlans
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.5)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration