Equity Investments in the Managed Programs and Real Estate - Summary of Earnings from Equity Method Investments in the Managed Programs and Real Estate (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Schedule Of Equity Method Investments
Distributions of Available Cash (Note 4)	$ 64,719	$ 51,020	$ 44,116
Income from equity method investments	64,719	51,020	44,116
Managed Programs
Schedule Of Equity Method Investments
Distributions of Available Cash (Note 4)	45,121	38,406	31,052
Income from equity method investments	7,698	(454)	2,425
Amortization of basis differences on equity method investments in the Managed Programs	(1,028)	(806)	(810)
Deferred revenue earned (Note 4)	0	0	786
Other-than-temporary impairment charges on the Special Member Interest in CPA®:16 – Global’s operating partnership	0	0	(735)
Total equity in earnings of equity method investments in the Managed Programs	51,791	37,146	32,718
Jointly Owned Investments
Schedule Of Equity Method Investments
Income from equity method investments	16,503	17,559	14,828
Amortization of basis differences on equity method investments in the Managed Programs	$ (3,575)	$ (3,685)	$ (3,430)