Basis of Financial Statement Presentation (Details)	3 Months Ended	6 Months Ended	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2021	Jan. 29, 2022	Jan. 30, 2021
Accounting Policies [Abstract]
Number of weeks in fiscal year	91 days	182 days		364 days
Number of weeks in fiscal quarter	P13W	P26W		P52W
Forecast [Member]
Accounting Policies [Abstract]
Number of weeks in fiscal year			364 days
Number of weeks in fiscal quarter			P52W