Real Estate (Commitments) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) property
Real Estate [Abstract]
Period for improvements to construction commitments	12 months
Number of properties | property	19
Total commitment	$ 63,465	[1]
Amount funded	40,147
Remaining commitment	$ 23,318

[1] Includes land, construction costs, tenant improvements and lease costs.