Annual report pursuant to Section 13 and 15(d)

Derivative Instruments - Net Gains and Losses on Derivatives (Details)

v3.19.3.a.u2
Derivative Instruments - Net Gains and Losses on Derivatives (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Derivative Instruments, Gain (Loss) [Line Items]      
Unrealized (loss) gain on interest rate hedges $ (8,016) $ 420 $ 1,808
Interest Rate Swap      
Derivative Instruments, Gain (Loss) [Line Items]      
Unrealized (loss) gain on interest rate hedges $ (8,016) $ 420 $ 1,808