Debt - Senior Unsecured Notes - Narrative (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Unamortized deferred financing costs $ 18,004 $ 17,549
Senior Notes    
Debt Instrument [Line Items]    
Redemption price, percent of principal amount 100.00%  
Unamortized discount $ 2,900 3,000
Unamortized deferred financing costs $ 12,300 $ 12,900