Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Details)

v3.21.2
FAIR VALUE MEASUREMENTS (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Aug. 13, 2021
Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and Cash Equivalents, at Carrying Value $ 85,058     $ 18,196
Restricted Cash 186     422
[custom:CashAndInvestmentInSeveranceBenefitAccounts-0] 3,570     3,567
[custom:SubordinatedTermLoan-0] [1] 37,149     34,756
Subordinated Debt [1] 10,445     10,065
[custom:SeniorTermLoans-0] [1] 39,978     36,834
Convertible Debt 40,748    
[custom:LongtermDebts-0]     2,087
[custom:PublicWarrants-0] 8,625    
[custom:Warrant-0] 870     7,632
Face value 50,000   $ 50,000  
Original issue discounts       1,400
Senior term loan $ 44,000      
Subordinated debt yield 12.80%      
Subordinated term loan yield 1705.00% 1657.00%    
Lenders [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Senior term loan $ 37,900      
Senior Term Loan [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Face value 4,700      
Fair Value, Inputs, Level 1 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and Cash Equivalents, at Carrying Value 85,058     18,196
Restricted Cash 186     422
[custom:CashAndInvestmentInSeveranceBenefitAccounts-0] 3,570     3,567
[custom:PublicWarrants-0] 8,625    
Fair Value, Inputs, Level 2 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
[custom:SubordinatedTermLoan-0] [1] 22,798     24,327
Subordinated Debt [1] 6,375     6,624
[custom:SeniorTermLoans-0] [1] 36,608     37,948
Convertible Debt 46,362    
[custom:LongtermDebts-0]     2,087
Fair Value, Inputs, Level 3 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
[custom:Warrant-0] $ 870     $ 7,632
[1] As of September 30, 2021, the fair value of the subordinated term loan, subordinated debt and senior term loan considered the senior status of the senior term loan (Fortress Credit Agreement), followed by the junior status of the subordinated term loan and subordinated debt. The implied yields of the senior term loan, subordinated term loan and subordinated debt were 12.8%, 18.6% and 17.7%, respectively. As of December 31, 2020, the fair value of the subordinated term loan, subordinated debt and senior term loan considered the senior status of the senior term loan (Fortress Credit Agreement), followed by the junior status of the subordinated term loan and subordinated debt. The senior term loan face value was adjusted for $4.7 million of original issue discounts and $1.4 million of fair value of Series H warrants issued to lenders pursuant to the Fortress Credit Agreement, resulting in the fair value of the senior term loan totaling $37.9 million, with a 12.80% implied yield. The implied yields of the subordinated term loan and subordinated debt were 17.05% and 16.57%, respectively.