Annual report pursuant to Section 13 and 15(d)

LONG-TERM DEBT AND WARRANT LIABILITY - Long Term Debt Narrative (Details)

v3.21.1
LONG-TERM DEBT AND WARRANT LIABILITY - Long Term Debt Narrative (Details) - Line of Credit - USD ($)
Dec. 31, 2020
Mar. 18, 2020
Jan. 31, 2017
Jan. 03, 2017
Syndicate of Lenders        
Debt Instrument [Line Items]        
Maximum borrowing capacity       $ 225,000,000.0
Term Loan | Syndicate of Lenders        
Debt Instrument [Line Items]        
Face amount of debt $ 397,500,000   $ 200,000,000.0 200,000,000.0
Term Loan | Goldman Sachs Specialty Lending Group        
Debt Instrument [Line Items]        
Face amount of debt 80,000,000.0   80,000,000.0 80,000,000.0
Revolving Credit Facility | Syndicate of Lenders        
Debt Instrument [Line Items]        
Maximum borrowing capacity $ 25,000,000.0 $ 25,000,000.0 $ 25,000,000.0 $ 25,000,000.0