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Debt, Term Loan Facility (Details)
$ in Thousands
3 Months Ended
Mar. 21, 2019
USD ($)
Mar. 31, 2020
USD ($)
Extension
Mar. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Aug. 16, 2018
USD ($)
Lender
Term Loan Facility [Abstract]            
Loss on extinguishment of debt   $ (9,557) $ 0      
Term Loan Facility, due January 21, 2020 [Member]            
Term Loan Facility [Abstract]            
Number of lenders | Lender           2
Aggregate principal amount         $ 500,000 $ 240,000
Outstanding borrowings $ 500,000       $ 280,000  
Initial borrowing amount $ 220,000          
Debt instrument, basis spread on variable rate   4.00%        
Debt instrument, frequency of periodic payment   quarterly        
Debt instrument, periodic payment   $ 1,250        
Unamortized deferred financing cost       $ 0    
Number of extensions for maturity date | Extension   2        
Additional extended maturity period   6 months        
Percentage of fee payable in outstanding principal for extension of maturity date   1.00%        
Increase in interest rate   0.50%        
Loss on extinguishment of debt   $ (9,557)        
Term Loan Facility, due January 21, 2020 [Member] | Floor Rate [Member]            
Term Loan Facility [Abstract]            
Debt instrument, basis spread on variable rate   1.00%        
Term Loan Facility, due January 21, 2020 [Member] | Federal Funds Rate [Member]            
Term Loan Facility [Abstract]            
Debt instrument, basis spread on variable rate   0.50%        
Term Loan Facility, due January 21, 2020 [Member] | LIBOR [Member]            
Term Loan Facility [Abstract]            
Debt instrument, basis spread on variable rate   1.00%        
Debt instrument, term of variable rate   1 month        
Interest rate plus spread   3.00%