Annual report pursuant to Section 13 and 15(d)

Summary of significant accounting policies (Details)

v3.22.1
Summary of significant accounting policies (Details)
 3 Months Ended 12 Months Ended
Jan. 29, 2022
Oct. 30, 2021
Jul. 31, 2021
May 01, 2021
Jan. 30, 2021
Oct. 31, 2020
Aug. 01, 2020
May 02, 2020
Jan. 29, 2022
Jan. 30, 2021
Feb. 01, 2020
Fiscal year 91 days 91 days 91 days 91 days 91 days 91 days 91 days 91 days 364 days 364 days 364 days
Minimum                      
Fiscal year                 364 days    
Maximum                      
Fiscal year                 371 days