Accumulated Other Comprehensive Loss: (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Nov. 02, 2013	Oct. 27, 2012
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	$ (25,598)	$ (23,465)	$ (24,585)	$ (23,674)
Other comprehensive (loss) income before reclassifications	1,302	273	311	(35)
Amounts reclassified from accumulated other comprehensive income (loss) for gain/loss realized	(33)	164	(55)	681
Total other comprehensive (loss) income, net of taxes	1,269	437	256	646
Ending balance	(24,329)	(23,028)	(24,329)	(23,028)
Foreign currency translation gain (loss)
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	(25,348)	(24,059)	(23,986)	(24,157)
Other comprehensive (loss) income before reclassifications	1,266	1,031	(96)	1,129
Amounts reclassified from accumulated other comprehensive income (loss) for gain/loss realized	0	0	0	0
Total other comprehensive (loss) income, net of taxes	1,266	1,031	(96)	1,129
Ending balance	(24,082)	(23,028)	(24,082)	(23,028)
Net unrealized gain (loss) on cash flow hedges
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	(250)	594	(599)	483
Other comprehensive (loss) income before reclassifications	36	(758)	407	(1,164)
Amounts reclassified from accumulated other comprehensive income (loss) for gain/loss realized	(33)	164	(55)	681
Total other comprehensive (loss) income, net of taxes	3	(594)	352	(483)
Ending balance	$ (247)	$ 0	$ (247)	$ 0