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DEBT - Revolving Debt (Details)
6 Months Ended
Jun. 30, 2022
USD ($)
Jun. 30, 2021
USD ($)
Letter of credit    
Debt Instrument [Line Items]    
Maximum borrowing capacity   $ 110,000,000
Administrative fees, percentage 0.75%  
Fronting fees, percentage 0.25%  
Commitment fee percentage 3.00%  
Letter of credit fronting fees, percentage 0.25%  
Revolving credit facility    
Debt Instrument [Line Items]    
Line of credit amount $ 0  
Commitment fee for unused capacity, percentage 0.375%  
Revolving credit facility | Base Rate    
Debt Instrument [Line Items]    
Basis spread on variable rate 2.00%  
Revolving credit facility | LIBOR    
Debt Instrument [Line Items]    
Basis spread on variable rate 3.00%  
Prior A&R Credit Agreement    
Debt Instrument [Line Items]    
Quarterly fixed charge coverage test ratio (no less than) 1.00  
Maximum senior leverage ratio 2.50  
Non-guarantor cash repatriation covenant $ 35,000,000  
Minimum liquidity covenant 30,000,000  
Annual cap maintenance capital expenditures 7,500,000  
Prior A&R Credit Agreement | Financial letters of credit    
Debt Instrument [Line Items]    
Letters of credit outstanding amount 16,100,000  
Prior A&R Credit Agreement | Performance letters of credit    
Debt Instrument [Line Items]    
Letters of credit outstanding amount $ 96,200,000  
Reimbursement agreement | B. Riley Financial, Inc.    
Debt Instrument [Line Items]    
Annual fees agreed for guaranty   $ 900,000
Reimbursement agreement | First year after closing    
Debt Instrument [Line Items]    
Prepayment fees, percentage 2.25%  
Reimbursement agreement | Second year after closing    
Debt Instrument [Line Items]    
Prepayment fees, percentage 2.00%  
Reimbursement agreement | Third year after closing    
Debt Instrument [Line Items]    
Prepayment fees, percentage 1.25%  
Reimbursement agreement | Base Rate    
Debt Instrument [Line Items]    
Basis spread on variable rate 6.50%  
Reimbursement agreement | LIBOR    
Debt Instrument [Line Items]    
Basis spread on variable rate 7.50%