Employee Benefit Plans (Narrative) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Mar. 31, 2012	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
United States Postretirement Benefit Plan of US Entity, Defined Benefit [Member]
Defined Benefit 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		$ 733,000	$ 695,000	$ 656,000
Foreign Postretirement Benefit Plan, Defined Benefit [Member]
Defined Benefit 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		$ 18,000	$ 15,000	$ 10,000
Employee Stock Purchase Plan [Member]
Defined Benefit Plan Disclosure [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	10,000	10,000
Proceeds from issuance of shares under plan		$ 205,000	$ 223,000	$ 236,000
Shares of unissued common stock reserved for future purchase		84,000
Deferred Compensation Plan:
Compensation (income) expense		$ 1,800,000	1,500,000
Total deferred compensation liability		$ 11,600,000	$ 10,500,000