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Long Term Debt - Term Loan (Details) - Term loan
9 Months Ended 12 Months Ended 24 Months Ended 48 Months Ended
Jul. 02, 2020
USD ($)
Sep. 30, 2022
Sep. 30, 2021
USD ($)
Jul. 02, 2023
Jul. 02, 2022
Jul. 02, 2025
Jul. 02, 2025
Dec. 31, 2020
USD ($)
Hayfin Loan Agreement Term Loan                
Debt Instrument [Line Items]                
Principal issued $ 50,000,000              
Original issue discount     $ 264,000         $ 307,000
Hayfin Loan Agreement Term Loan | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Debt instrument, interest rate, floor (percent) 1.50%              
Debt instrument, basis spread on variable rate 6.75%              
Default interest rate (percent) 3.00%              
Interest rate at issuance (percent)     8.30%          
Financing Transactions                
Debt Instrument [Line Items]                
Principal issued $ 100,000,000              
Credit Facilities                
Debt Instrument [Line Items]                
Debt covenant, minimum liquidity 10,000,000              
Original issue discount 500,000              
Deferred financing costs $ 3,253,000              
Hayfin Loan Agreement Delayed Draw Term Loan                
Debt Instrument [Line Items]                
Additional commitment fee (percent) 1.00%              
BT Term Loan                
Debt Instrument [Line Items]                
Fair value of the Term Loan     $ 51,300,000          
Forecast | Hayfin Loan Agreement Term Loan, Total Net Leverage Ratio Less than 2.0x but Greater than or Equal to 1.0x | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Debt instrument, basis spread on variable rate   6.50%            
Forecast | Hayfin Loan Agreement Term Loan, Total Net Leverage Ratio Less than 1.0x | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Debt instrument, basis spread on variable rate   6.00%            
Total net leverage ratio   1.0            
Forecast | Credit Facilities                
Debt Instrument [Line Items]                
Total net leverage ratio             4.0  
Debt instrument, prepayment make-whole premium as percent of prepaid principal (percent)       1.00% 2.00% 0.00%    
Minimum | Hayfin Loan Agreement Term Loan | Prime Rate                
Debt Instrument [Line Items]                
Debt instrument, basis spread on variable rate 0.50%              
Minimum | Forecast | Hayfin Loan Agreement Term Loan, Total Net Leverage Ratio Less than 2.0x but Greater than or Equal to 1.0x | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Total net leverage ratio   1.0            
Maximum | Hayfin Loan Agreement Term Loan | Fed Funds Effective Rate Overnight Index Swap Rate                
Debt Instrument [Line Items]                
Debt instrument, basis spread on variable rate 2.50%              
Maximum | Forecast | Hayfin Loan Agreement Term Loan, Total Net Leverage Ratio Less than 2.0x but Greater than or Equal to 1.0x | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Total net leverage ratio   2.0