Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2016	May. 02, 2015
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net earnings	$ 17,878	$ 19,391
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	9,019	8,558
Amortization of capitalized software	3,161	3,094
Amortization of intangible assets	920	930
Amortization of debt issuance costs and debt discount	432	301
Share-based compensation expense	1,987	1,687
Tax benefit related to share-based plans	(3,163)	(2,401)
Loss on disposal of property and equipment	79	213
Impairment charges for property and equipment	465	374
Deferred rent	222	1,699
Provision for doubtful accounts	182	(88)
Changes in operating assets and liabilities:
Receivables	36,522	10,224
Inventories	60,532	45,312
Prepaid expenses and other current and noncurrent assets	16,438	(2,365)
Trade accounts payable	(48,648)	(43,918)
Accrued expenses and other liabilities	(31,631)	(21,468)
Other, net	765	371
Net cash provided by operating activities	65,160	21,914
Investing Activities
Purchases of property and equipment	(16,367)	(12,905)
Capitalized software	(1,820)	(955)
Net cash used for investing activities	(18,187)	(13,860)
Financing Activities
Borrowings under revolving credit agreement	103,000	86,000
Repayments under revolving credit agreement	(103,000)	(86,000)
Dividends paid	(3,068)	(3,073)
Acquisition of treasury stock	(12,130)	(4,921)
Issuance of common stock under share-based plans, net	(4,149)	(3,751)
Tax benefit related to share-based plans	3,163	2,401
Net cash used for financing activities	(16,184)	(9,344)
Effect of exchange rate changes on cash and cash equivalents	594	217
Increase (decrease) in cash and cash equivalents	31,383	(1,073)
Cash and cash equivalents at beginning of period	118,151	67,403
Cash and cash equivalents at end of period	$ 149,534	$ 66,330