Acquisitions and Intangible Assets (Details 2) (USD $) In Thousands, unless otherwise specified	Apr. 28, 2012		Jan. 28, 2012		Apr. 30, 2011
Other intangibles by major classes
Gross other intangibles	$ 28,588		$ 28,453
Accumulated amortization	(14,559)		(13,645)		(11,135)
Net Other Intangibles	14,029		14,808		12,008
Leases [Member]
Other intangibles by major classes
Gross other intangibles	12,445		12,390
Accumulated amortization	(9,827)		(9,477)
Net Other Intangibles	2,618		2,913
Customer Lists [Member]
Other intangibles by major classes
Gross other intangibles	14,116		14,062
Accumulated amortization	(3,798)		(3,292)
Net Other Intangibles	10,318		10,770
Other Intangible Assets [Member]
Other intangibles by major classes
Gross other intangibles	2,027	[1]	2,001	[1]
Accumulated amortization	(934)	[1]	(876)	[1]
Net Other Intangibles	$ 1,093	[1]	$ 1,125	[1]

[1] Includes non-compete agreements, vendor contract and backlog.