Income Taxes - Components of Tax Adjustments (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 28, 2018	Jan. 29, 2017	Jan. 31, 2016
Income Tax Disclosure [Abstract]
One-time transition tax	$ 58,896	$ 0	$ 0
Deferred income tax effects	398	0	0
Tax recovery on ivivva restructuring costs	(12,741)	0	0
Transfer pricing adjustments, net	0	(10,706)	(4,826)
Tax on repatriation of foreign earnings	0	(38)	7,838
Tax adjustment on foreign tax credit calculations	0	0	(10,455)
Total tax adjustments	$ 46,553	$ (10,744)	$ (7,443)