Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 30, 2021	Oct. 31, 2020	Oct. 30, 2021	Oct. 31, 2020
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ 385,030	$ 131,197	$ 1,355,767	$ (152,598)
Other comprehensive income (loss)	0	0	0	0
Comprehensive income (loss)	$ 385,030	$ 131,197	$ 1,355,767	$ (152,598)