Employee Benefit Plans (Narrative) (Details) - USD ($)	1 Months Ended	3 Months Ended	12 Months Ended
	Mar. 31, 2012	Jan. 31, 2015	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Deferred Compensation Plan:
Compensation (income) expense			$ (6,000)	$ 856,000	$ 1,100,000
Total deferred compensation liability		$ 9,900,000	$ 9,600,000	9,900,000
Domestic Plan [Member]
Defined Contribution Plan Disclosure [Line Items]
Requisite service period for participation			1 year
Requisite participant age			21 years
Requisite work hours for participation			1000 hours
Percentage of earnings which may be contributed			20.00%
Employee contribution percentage			4.00%
Eligible earnings which may be contributed, and matched by employer			50.00%
Contributions charged to expense			$ 656,000	$ 639,000	599,000
Puerto Rico Plan [Member]
Defined Contribution Plan Disclosure [Line Items]
Requisite service period for participation	1 year
Requisite participant age	21 years
Requisite work hours for participation	1000 hours
Percentage of earnings which may be contributed	20.00%
Employee contribution percentage	4.00%
Eligible earnings which may be contributed, and matched by employer	50.00%
Contributions charged to expense		$ 12,000	$ 10,000		$ 10,000
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock reserved for issuance			450,000
Employee service period			1 year
Maximum ownership rate			10.00%
Purchase price, percentage of fair market value			85.00%
Maximum annual purchases under plan			$ 5,000
Shares issued under plan			10,000	11,000	10,000
Proceeds from issuance of shares under plan			$ 236,000	$ 209,000	$ 209,000
Shares of unissued common stock reserved for future purchase			104,000