Shareholders' Equity - Schedule of Accumulated Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	May 02, 2020	May 04, 2019
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss - beginning of period	$ (2,495)	$ (2,706)
Other comprehensive loss before reclassifications	(3,346)	(472)
Amounts reclassified to non-operating expenses, net	(368)	(88)
Other comprehensive income (loss)	(3,714)	(560)
Accumulated other comprehensive loss - end of period	(6,209)	(3,266)
Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss - beginning of period	(2,668)	(2,328)
Other comprehensive loss before reclassifications	(3,541)	(714)
Amounts reclassified to non-operating expenses, net	0	0
Other comprehensive income (loss)	(3,541)	(714)
Accumulated other comprehensive loss - end of period	(6,209)	(3,042)
Available-for-Sale Securities
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss - beginning of period	173	(378)
Other comprehensive loss before reclassifications	195	242
Amounts reclassified to non-operating expenses, net	(368)	(88)
Other comprehensive income (loss)	(173)	154
Accumulated other comprehensive loss - end of period	$ 0	$ (224)