Equity Method Investments and Membership Interests in Joint Ventures (Schedule of Equity Method Investments) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Beginning Balance	$ 17,267
Ending Balance	22,815	$ 17,267
DTA
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Beginning Balance	17,267	15,403
Advances to (distributions from) affiliates, net	17,345	9,575
Equity in comprehensive income (loss)	(11,797)	(7,711)
Ending Balance	$ 22,815	$ 17,267