CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Cash flows from operating activities:
Net income	$ 33,428	$ 29,587	$ 23,615
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	34,190	29,236	26,387
Net loss on asset disposition	474	741	356
Provision for store closures and asset impairment	112	340
Stock-based compensation	2,075	1,886	1,595
Provision for uncollectible receivables	377	455	(121)
LIFO reserve increase	2,792	2,406	2,411
Deferred income tax expense (benefit)	6,462	1,898	5,932
Income tax benefit upon exercise of stock options	27	10	43
Provision for postretirement medical	(85)	(97)	(74)
(Increase) decrease in operating assets:
Trade and non-trade receivables	(8,313)	(6,199)	(1,812)
Insurance receivables	205	1,390	(780)
Inventories	(21,402)	(22,106)	5,101
Other assets	607	(1,330)	1,369
Increase (decrease) in operating liabilities:
Accounts payable and accrued expenses	25,534	(641)	11,593
Income taxes payable	(1,719)	3,813	(7,925)
Other noncurrent liabilities	1,801	668	(3,441)
Net cash provided by operating activities	76,565	42,057	64,249
Cash flows from investing activities:
Capital expenditures	(45,681)	(27,013)	(22,692)
Proceeds from asset dispositions	119	168	125
Insurance recoveries for replacement assets		98
Asset acquisition, net (primarily intangibles)	(16,770)	(11,451)	(10,663)
Net cash used in investing activities	(62,332)	(38,198)	(33,230)
Cash flows from financing activities:
Payments of indebtedness and capital lease obligations	(514)	(727)	(212)
Excess tax benefit from stock-based compensation	(27)	(10)	(43)
Proceeds from exercise of stock options and employee stock purchase plan	451	595	408
Repurchase of shares	(28,482)	(2,989)	(7,152)
Cash dividends paid	(7,713)	(6,288)	(4,406)
Net cash used in financing activities	(36,285)	(9,419)	(11,405)
Increase (decrease) in cash and cash equivalents	(22,052)	(5,560)	19,614
Cash and cash equivalents:
Beginning of year	49,182	54,742	35,128
End of year	27,130	49,182	54,742
Supplemental disclosures of cash flow information:
Interest paid	397	190	293
Income taxes paid	13,126	7,145	22,999
Non-cash investing and financial activities:
Assets acquired through term loan	3,497
Restricted stock issued for the aquistion of intangible assets	$ 135	$ 200