Intangibles (Details 3) $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($)
Future aggregate net amortization of acquired lease intangibles (net decrease in revenue)
2016	$ 1,141
2017	(1,812)
2018	(1,824)
2019	(1,922)
2020	(2,181)
Thereafter	(8,867)
Total	(17,747)
Future aggregate net amortization of acquired lease intangibles (net increase in expenses)
2016	14,782
2017	27,144
2018	22,779
2019	18,294
2020	15,869
Thereafter	93,306
Total	$ 192,174
Weighted average amortization period for lease intangibles	18 years
Weighted average amortization period for lease intangible liability	11 years