Quarterly report pursuant to Section 13 or 15(d)

Assets and Liabilities Measured at Fair Value (Details)

v3.19.3
Assets and Liabilities Measured at Fair Value (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2019
Aug. 31, 2018
Jun. 30, 2018
Apr. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Realized and Unrealized Gains (Losses) on Financial Instruments                
Realized and unrealized gains (losses) on financial instruments, net         $ (433) $ 5,678 $ (433) $ 3,659
Series C common stock | Zero-strike call option                
Realized and Unrealized Gains (Losses) on Financial Instruments                
Realized and unrealized gains (losses) on financial instruments, net         $ (433) $ 5,678 $ (433) $ 3,659
Derivative underlying share amount 460,675 621,920 632,911 610,325 460,675   460,675  
Derivative premium paid $ 46,300 $ 48,600   $ 47,800        
Derivative settlement proceeds     $ 46,500