Condensed Consolidated Comprehensive Income Statement - USD ($) $ in Thousands	3 Months Ended
	May 05, 2018	Apr. 29, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 24,297	$ 22,818
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	(4,685)	(4,120)
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax	(344)	56
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent	1,905	1,580
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(3,124)	(2,484)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 21,173	$ 20,334