Annual report pursuant to Section 13 and 15(d)

Debt - Narrative (Details)

v3.20.4
Debt - Narrative (Details)
1 Months Ended 3 Months Ended 4 Months Ended 5 Months Ended 12 Months Ended
Mar. 11, 2020
USD ($)
Jan. 14, 2020
Dec. 31, 2020
USD ($)
Jan. 30, 2022
USD ($)
Oct. 31, 2021
USD ($)
Aug. 01, 2021
USD ($)
Aug. 02, 2020
USD ($)
Aug. 02, 2020
USD ($)
Nov. 01, 2020
USD ($)
Nov. 03, 2019
USD ($)
Jun. 11, 2020
USD ($)
Jun. 10, 2020
USD ($)
Jul. 19, 2019
USD ($)
Jan. 25, 2019
USD ($)
Extinguishment of Debt [Line Items]                            
Approximate weekly employee compensation, payroll taxes and payments to vendors                 $ 15,000,000.0          
Deferred employer payroll taxes                 $ 20,500,000          
Proportion of deferred employer payroll taxes due next year (as a percent)                 50.00%          
Proportion of deferred employer payroll taxes due in second year after current (as a percent)                 50.00%          
COVID 19 Pandemic                            
Extinguishment of Debt [Line Items]                            
Weekly reduction to payroll and related tax payments             $ 3,000,000.0              
DZ Financing Program                            
Extinguishment of Debt [Line Items]                            
Covenant, minimum tangible net worth through fiscal quarter ending July 31, 2021 (at least) $ 40,000,000.0             $ 35,000,000.0 $ 20,000,000.0          
Covenant, minimum tangible net worth through fiscal quarter ending October 31, 2021                 25,000,000.0          
Covenant, minimum tangible net worth thereafter                 $ 40,000,000.0          
Transferors Interests In Transferred Financial Assets, Maximum Investment Limit                     $ 100,000,000.0 $ 115,000,000.0    
Covenant, maximum debt to tangible net worth ratio                 3          
Covenant, minimum liquid assets                 $ 15,000,000.0          
Borrowing availability                 2,800,000          
Long-term debt                 $ 60,000,000.0 $ 55,000,000.0        
Weighted average annual interest rate during period                 2.60% 4.10%        
Eligibility threshold for receivables of large customers (as a percent)                 5.00%          
DZ Financing Program | Subsequent Event                            
Extinguishment of Debt [Line Items]                            
Eligibility threshold for receivables of large customers (as a percent)     8.00%                      
DZ Financing Program | Forecast                            
Extinguishment of Debt [Line Items]                            
Covenant, minimum tangible net worth through fiscal quarter ending July 31, 2021 (at least)           $ 20,000,000.0                
Covenant, minimum tangible net worth through fiscal quarter ending October 31, 2021         $ 25,000,000.0                  
Covenant, minimum tangible net worth thereafter       $ 40,000,000.0 $ 40,000,000.0 $ 40,000,000.0                
DZ Financing Program | Letter of Credit, Security Deposit                            
Extinguishment of Debt [Line Items]                            
Fair value of amount outstanding                 $ 1,200,000          
DZ Financing Program | Letter of Credit                            
Extinguishment of Debt [Line Items]                            
Current borrowing capacity                           $ 35,000,000.0
Fair value of amount outstanding                 24,500,000          
DZ Financing Program | Letter of Credit | Short Term Financing Program                            
Extinguishment of Debt [Line Items]                            
Fair value of amount outstanding                 $ 23,300,000          
DZ Financing Program | Federal Funds Rate | Letter of Credit                            
Extinguishment of Debt [Line Items]                            
Basis spread on variable rate (as a percent)   3.00%                        
DZ Financing Program | Prime Rate | Letter of Credit                            
Extinguishment of Debt [Line Items]                            
Basis spread on variable rate (as a percent)   2.50%                        
Minimum                            
Extinguishment of Debt [Line Items]                            
Target liquidity ratio                 1.5          
Minimum | DZ Financing Program                            
Extinguishment of Debt [Line Items]                            
Additional borrowing capacity of facility                         $ 5,000,000.0  
Minimum | DZ Financing Program | Subsequent Event                            
Extinguishment of Debt [Line Items]                            
Increase (decrease) in borrowing capacity     $ 1,000,000.0                      
Maximum | DZ Financing Program                            
Extinguishment of Debt [Line Items]                            
Additional borrowing capacity of facility                         $ 7,000,000.0  
Maximum | DZ Financing Program | Subsequent Event                            
Extinguishment of Debt [Line Items]                            
Increase (decrease) in borrowing capacity     $ 3,000,000.0