Income (Loss) Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Numerator
Net income (loss)	$ 26,187	$ (46,845)	$ 17,258	$ (225,135)
Net income and dividends declared allocated to participating securities	(235)	0	(171)	(193)
Net income (loss) available to common shareholders	25,952	(46,845)	17,087	(225,328)
Net income (loss) available to common shareholders	$ 25,952	$ (46,845)	$ 17,087	$ (225,328)
Denominator
Weighted average common shares outstanding – basic (in shares)	117,020,528	115,912,031	116,854,969	115,743,004
Dilutive effect of non-participating securities (in shares)	5,702,930	0	4,366,689	0
Weighted average common and common equivalent shares outstanding – diluted (in shares)	122,723,458	115,912,031	121,221,658	115,743,004
Net income (loss) per common share:
Basic (in dollars per share)	$ 0.22	$ (0.40)	$ 0.15	$ (1.95)
Diluted (in dollars per share)	$ 0.21	$ (0.40)	$ 0.14	$ (1.95)