Quarterly report pursuant to Section 13 or 15(d)

Borrowings - Schedule of Borrowings (Details)

v3.19.2
Borrowings - Schedule of Borrowings (Details)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2019
USD ($)
extension_term
credit_agreement
Dec. 31, 2018
USD ($)
May 23, 2019
Debt Instrument [Line Items]      
Unamortized discount and deferred financing costs $ (15,785) $ (2,952)  
Total borrowings $ 114,235 57,048  
Paid-in-kind interest each quarter (as a percentage) (up to) 4.00%    
Number of credit agreements | credit_agreement 2    
Term loan | 2018 Term Loan      
Debt Instrument [Line Items]      
Long-term borrowings $ 60,000 $ 60,000  
LIBOR      
Debt Instrument [Line Items]      
Basis on variable rate, first year (as a percentage) 5.00%    
Basis on variable rate, second year (as a percentage) 7.00%    
Basis on variable rate, thereafter (as a percentage) 8.00%    
Minimum | LIBOR | Term loan | 2018 Term Loan      
Debt Instrument [Line Items]      
Interest rate basis (as a percentage) 5.00% 5.00%  
Maximum | LIBOR | Term loan | 2018 Term Loan      
Debt Instrument [Line Items]      
Interest rate basis (as a percentage) 8.00% 8.00%  
Term loan | 2019 Term Loan      
Debt Instrument [Line Items]      
Debt interest rate (as a percentage) 12.00%   12.00%
Short-term borrowings $ 70,020    
Number of extensions available | extension_term 2    
Extension term (in months) 6 months    
Paid-in-kind interest each quarter (as a percentage) (up to)     4.00%