Investments In Unconsolidated Entities (Summary Schedule Of Joint Ventures) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Equity Method Investments and Joint Ventures [Abstract]
Investment in Joint Ventures with Limited recourse debt to Company	$ 39,527	$ 31,551
Investments in joint ventures with debt non-recourse to Company	3,655	3,471
Investments in other active joint ventures	16,584	19,568
Total investments in unconsolidated entities	59,766	54,590
Joint Venture Debt Total	775	42,948
Company proportionate share of joint venture debt:
Joint venture debt with limited recourse guaranties	0	21,059
Joint venture debt non-recourse to Company	205	217
Company's total proportionate share of joint venture debt	$ 205	$ 21,276