Derivative and Hedging Activities - Summary of Amounts Recorded in AOCL and Gain (Loss) Recorded in Operations when Reclassified out of AOCL or Recognized in Earnings (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Derivative Instruments, Gain (Loss) [Line Items]        
Net reclassification of amounts from (to) AOCL $ 702 $ (8,754) $ 1,404 $ (13,775)
Interest expense 26,095 25,176 51,454 51,787
Interest Rate Swap        
Derivative Instruments, Gain (Loss) [Line Items]        
Gross amount of loss recognized in AOCL on derivatives   (9,097)   (14,326)
Amount of loss reclassified from AOCL to termination of interest rate swaps   $ 343   $ 551
Interest Expense | Interest Rate Swap        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of loss reclassified from AOCL to interest [1] $ 702   $ 1,404  
[1] Interest expense for the three and six months ended June 30, 2020 was $26.1 million and $51.5 million, respectively.