Investments in Joint Ventures (Aggregate Balance Sheet And Statement Of Income Data For Unconsolidated Joint Ventures) (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Schedule of Equity Method Investments [Line Items]
Total assets		$ 679,900		$ 685,000
Total third-party debt		496,900		496,900
Total equity		159,100		$ 153,400
Total revenues		32,300	$ 32,400
Net income		4,500	4,000
Income (Loss) from Equity Method Investments		2,122	1,912
Equity in income (1)	[1]	$ 2,122	$ 1,912

[1] Equity in income excludes our ownership interest of fee income from various services provided by us to the Funds.