Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT - Narrative (Details)

v3.20.2
LONG-TERM DEBT - Narrative (Details) - USD ($)
6 Months Ended
Jun. 16, 2020
Apr. 03, 2020
Mar. 31, 2020
Mar. 30, 2020
Sep. 30, 2020
Sep. 30, 2019
Apr. 13, 2020
Dec. 27, 2018
Debt Instrument                
Borrowings of long-term debt, net of debt issuance costs         $ 19,400,000 $ 0    
Restricted cash, long-term     $ 5,000,000   5,000,000 $ 5,000,000    
Senior Secured Term Loan                
Debt Instrument                
Minimum registrable securities to request a S-1 (percentage) 40.00%              
Paycheck Protection Program Loan | Notes Payable                
Debt Instrument                
Stated interest rate (percentage)             1.00%  
Loan payable     0   10,000,000   $ 10,000,000.0  
Initial term             2 years  
Line of Credit | Amended PNC Credit Facility                
Debt Instrument                
Line of credit facility, maximum borrowing amount         23,600,000      
Minimum monthly undrawn availability $ 7,000,000.0              
Fee paid to lenders         $ 500,000      
Minimum liquidity level 10,000,000.0              
Minimum average liquidity level 90 days prior to the end of the quarter 10,000,000.0              
Qualified cash requirements $ 5,000,000.0              
Stated interest rate (percentage)         7.80%      
Available borrowing capacity         $ 21,800,000      
Loan payable     2,620,000   0      
Line of Credit | Amended PNC Credit Facility | Domestic Rate and Swing Line Loans | Period One                
Debt Instrument                
Interest rate (percentage) 4.50%              
Line of Credit | Amended PNC Credit Facility | Domestic Rate and Swing Line Loans | Minimum | Period Two                
Debt Instrument                
Interest rate (percentage)   3.50%            
Line of Credit | Amended PNC Credit Facility | Domestic Rate and Swing Line Loans | Minimum | Period Four                
Debt Instrument                
Interest rate (percentage)   4.50%            
Line of Credit | Amended PNC Credit Facility | Domestic Rate and Swing Line Loans | Maximum | Period Two                
Debt Instrument                
Interest rate (percentage)   4.50%            
Line of Credit | Amended PNC Credit Facility | Domestic Rate and Swing Line Loans | Maximum | Period Four                
Debt Instrument                
Interest rate (percentage)   5.50%            
Line of Credit | Amended PNC Credit Facility | LIBOR | Period Three                
Debt Instrument                
Interest rate (percentage)   5.50%            
Senior Secured Debt | Senior Secured Term Loan                
Debt Instrument                
Principal amount of debt               $ 165,000,000.0
Line of credit facility, maximum borrowing amount               $ 45,000,000.0
Deferred scheduled amortization payments     400,000 $ 400,000        
Paid-in-kind interest     1,900,000          
Interest payable     $ 5,000,000.0          
Borrowings of long-term debt, net of debt issuance costs $ 20,000,000.0              
Debt forgiven 5,300,000              
Minimum monthly undrawn availability $ 7,000,000.0              
Prepayment percentage (percentage) 50.00%              
Prepayment premium percentage (percentage) 5.00%              
Exit fee (percentage) 2.00%              
Warrants callable (in shares) 3,400,000              
Warrant exercise price (in dollars per share) $ 3.00              
Debt amendment costs         11,900,000      
Cost related to term loan warrants         11,300,000      
Fee paid to lenders         600,000      
Debt issuance costs recognized in income         $ 800,000      
Stated interest rate (percentage)         12.00%