Accumulated Other Comprehensive Loss: (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	$ (24,884)	$ (22,620)	$ (24,585)	$ (23,674)
Other comprehensive (loss) income before reclassifications	(661)	(1,105)	(991)	(308)
Amounts reclassified from accumulated other comprehensive income (loss) for gain/loss realized	(53)	260	(22)	517
Total other comprehensive (loss) income, net of taxes	(714)	(845)	(1,013)	209
Ending balance	(25,598)	(23,465)	(25,598)	(23,465)
Foreign currency translation gain (loss)
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	(24,647)	(22,888)	(23,986)	(24,157)
Other comprehensive (loss) income before reclassifications	(701)	(1,171)	(1,362)	98
Amounts reclassified from accumulated other comprehensive income (loss) for gain/loss realized	0	0	0	0
Total other comprehensive (loss) income, net of taxes	(701)	(1,171)	(1,362)	98
Ending balance	(25,348)	(24,059)	(25,348)	(24,059)
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	(237)	268	(599)	483
Other comprehensive (loss) income before reclassifications	40	66	371	(406)
Amounts reclassified from accumulated other comprehensive income (loss) for gain/loss realized	(53)	260	(22)	517
Total other comprehensive (loss) income, net of taxes	(13)	326	349	111
Ending balance	$ (250)	$ 594	$ (250)	$ 594