Accumulated Other Comprehensive Loss: (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 02, 2014	Aug. 03, 2013	Aug. 02, 2014	Aug. 03, 2013
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	$ (23,865)	$ (24,884)	$ (23,618)	$ (24,585)
Other comprehensive income (loss) before reclassifications	156	(661)	(75)	(991)
Amounts reclassified from accumulated other comprehensive income (loss) for gain realized	8	(53)	(8)	(22)
Total other comprehensive income (loss), net of taxes	164	(714)	(83)	(1,013)
Ending balance	(23,701)	(25,598)	(23,701)	(25,598)
Foreign currency translation gain (loss)
Changes in the entity's accumulated other comprehensive loss by component, net of related income taxes
Beginning balance	(23,189)	(24,647)	(23,283)	(23,986)
Other comprehensive income (loss) before reclassifications	15	(701)	109	(1,362)
Amounts reclassified from accumulated other comprehensive income (loss) for gain realized	0	0	0	0
Total other comprehensive income (loss), net of taxes	15	(701)	109	(1,362)
Ending balance	(23,174)	(25,348)	(23,174)	(25,348)
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	(676)	(237)	(335)	(599)
Other comprehensive income (loss) before reclassifications	141	40	(184)	371
Amounts reclassified from accumulated other comprehensive income (loss) for gain realized	8	(53)	(8)	(22)
Total other comprehensive income (loss), net of taxes	149	(13)	(192)	349
Ending balance	$ (527)	$ (250)	$ (527)	$ (250)