Annual report pursuant to Section 13 and 15(d)

Credit Agreements - Cash Requirements (Details)

v3.21.1
Credit Agreements - Cash Requirements (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Aug. 28, 2020
Aug. 01, 2020
Apr. 16, 2020
May 02, 2019
May 01, 2021
Oct. 31, 2020
May 02, 2020
May 04, 2019
Aug. 01, 2020
Jan. 30, 2021
Feb. 01, 2020
Debt Instrument [Line Items]                      
Proceeds from issuance of common stock and warrants $ 15,833,000       $ 21,200,000 $ 15,800,000     $ 4,000,000.0 $ 20,043,000 $ 6,000,000
Gross proceeds from private placement securities issuance   $ 2,500,000 $ 1,500,000 $ 6,000,000.0       $ 6,000,000.0 $ 4,000,000    
Fiscal 2019 Restructuring Plans [Member]                      
Debt Instrument [Line Items]                      
Restructuring and Related Cost, Expected Annualized Savings                     $ 22,000,000
Q1 Fiscal 2020 Restructuring Plans [Member]                      
Debt Instrument [Line Items]                      
Restructuring and Related Cost, Expected Annualized Savings             $ 16,000,000