Quarterly report pursuant to Section 13 or 15(d)

Debt - Narrative (Details)

v3.20.2
Debt - Narrative (Details)
2 Months Ended 3 Months Ended 4 Months Ended 5 Months Ended 9 Months Ended
Mar. 11, 2020
USD ($)
Jan. 14, 2020
USD ($)
Aug. 02, 2020
USD ($)
Nov. 01, 2020
USD ($)
Aug. 02, 2020
USD ($)
Jul. 28, 2019
USD ($)
Aug. 02, 2020
USD ($)
Aug. 02, 2020
USD ($)
Aug. 02, 2020
USD ($)
Jul. 28, 2019
USD ($)
Jun. 11, 2020
USD ($)
Jun. 10, 2020
USD ($)
Nov. 03, 2019
USD ($)
Jul. 19, 2019
USD ($)
Extinguishment of Debt [Line Items]                            
Approximate weekly employee compensation, payroll taxes and payments to vendors                 $ 15,000,000.0          
DZ Financing Program                            
Extinguishment of Debt [Line Items]                            
Covenant, minimum tangible net worth $ 40,000,000.0   $ 20,000,000.0         $ 35,000,000.0            
Accounts receivable securitization program, 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   $ 15,000,000.0   $ 15,000,000.0 15,000,000.0 $ 15,000,000.0          
Borrowing availability     5,100,000   5,100,000   5,100,000 5,100,000 5,100,000          
Long-term debt     60,000,000.0   $ 60,000,000.0 $ 55,000,000.0 60,000,000.0 60,000,000.0 $ 60,000,000.0 $ 55,000,000.0        
Interest rate during period         2.00% 4.20%     2.80% 4.20%        
DZ Financing Program | Subsequent Event | Forecast                            
Extinguishment of Debt [Line Items]                            
Covenant, minimum tangible net worth       $ 40,000,000.0                    
DZ Financing Program | Short Term Financing Program                            
Extinguishment of Debt [Line Items]                            
Line of credit, amount outstanding     23,300,000   $ 23,300,000   23,300,000 23,300,000 $ 23,300,000          
Long-term debt     60,000,000   60,000,000   60,000,000 60,000,000 60,000,000       $ 55,000,000  
DZ Financing Program | Letter of Credit                            
Extinguishment of Debt [Line Items]                            
Borrowing capacity of facility   $ 35,000,000.0                        
Line of credit, amount outstanding     24,500,000   24,500,000   24,500,000 24,500,000 24,500,000          
DZ Financing Program | Letter of Credit, Security Deposit                            
Extinguishment of Debt [Line Items]                            
Line of credit, amount outstanding     $ 1,200,000   $ 1,200,000   1,200,000 $ 1,200,000 $ 1,200,000          
DZ Financing Program | Federal Funds Rate | Letter of Credit                            
Extinguishment of Debt [Line Items]                            
Basis spread on variable rate   3.00%                        
DZ Financing Program | Prime Rate | Letter of Credit                            
Extinguishment of Debt [Line Items]                            
Basis spread on variable rate   2.50%                        
COVID-19 Pandemic                            
Extinguishment of Debt [Line Items]                            
Weekly reduction to payroll and related tax payments             $ 3,000,000.0              
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
Maximum | DZ Financing Program                            
Extinguishment of Debt [Line Items]                            
Additional borrowing capacity of facility                           $ 7,000,000.0