Inventories - Summary of Inventory Components (Details) - USD ($) $ in Millions	Oct. 29, 2016	Jan. 30, 2016	Oct. 31, 2015
Inventory Disclosure [Abstract]
Raw materials	$ 71.2	$ 81.8	$ 101.6
Finished goods	2,578.2	2,372.1	2,625.4
Total inventories	$ 2,649.4	$ 2,453.9	$ 2,727.0