Investment in Unconsolidated Entities (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Equity Method Investments and Joint Ventures [Abstract]
Common stock, par value (in dollars per share)	$ 0.01		$ 0.01		$ 0.01
Goodwill	$ 680		$ 680		$ 680
Investments in unconsolidated entities	50,342		50,342		$ 46,443
Equity in income of unconsolidated entity	$ 4,593	$ 5,174	$ 8,484	$ 7,739