Other Assets (Impact of Derivative Instruments) (Details) - Swaps, at fair value - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Derivative [Line Items]
Interest (expense)/income attributable to Swaps	$ 0	$ 0	$ 0	$ (3,359)
Weighted average Swap rate paid	0.00%	0.00%	0.00%	2.06%
Weighted average Swap rate received	0.00%	0.00%	0.00%	1.63%