Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Net income (loss)	$ 94,497	$ (20,466)	$ 67,452
Other comprehensive income, net of income taxes:
Foreign currency translation gain (loss)	(340)	(7,013)	3,681
Unrealized net gain (loss) on debt securities	609	192	(1,095)
Reclassification adjustment for net losses (gains) realized in net income (loss)	(58)	14,189	1,281
Total other comprehensive income, net of income taxes	211	7,368	3,867
Total comprehensive income (loss)	$ 94,708	$ (13,098)	$ 71,319