Derivative and Other Fair Value Instruments - Summary of Effect of Cash Flow Hedges on the Accompanying Consolidated Statements of Operations and Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion - Amount of Gain/(Loss) Recognized in OCI on Derivative	$ (967)	$ (14,420)
Effective Portion - Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income	(5,634)	(4,393)
Forward Starting Swaps [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion - Amount of Gain/(Loss) Recognized in OCI on Derivative	(967)	(14,420)
Effective Portion - Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income	$ (5,634)	$ (4,393)