CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Aug. 02, 2020	Feb. 02, 2020
Statement of Financial Position [Abstract]
Undesignated preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Exchangeable stock shares authorized	60,000,000	60,000,000
Exchangeable stock shares issued	5,393,000	6,227,000
Exchangeable stock shares outstanding	5,393,000	6,227,000
Special voting stock par value (in dollars per share)	$ 0.000005	$ 0.000005
Special voting stock shares authorized	60,000,000	60,000,000
Special voting stock shares issued	5,393,000	6,227,000
Special voting stock shares outstanding	5,393,000	6,227,000
Common stock, par value (in dollars per share)	$ 0.005	$ 0.005
Common stock, shares authorized	400,000,000	400,000,000
Common stock, shares, issued	124,917,000	124,122,000
Common stock, shares, outstanding	124,917,000	124,122,000