Schedule of Estimated Amortization of Intangible Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Future amortization for acquired in-place and above market lease assets:
Acquired lease intangibles, net	$ 150,776	$ 150,108
Future amortization for below market lease liabilities:
2017 (remainder of year)	(3,493)
2018	(4,495)
2019	(4,350)
2020	(4,139)
2021	(3,920)
Thereafter	(40,679)
Total	(61,076)
Future amortization for above market ground lease liabilities:
2017 (remainder of year)	(70)
2018	(94)
2019	(94)
2020	(94)
2021	(94)
Thereafter	(4,582)
Total	(5,028)
Acquired in-place lease value [Member]
Future amortization for acquired in-place and above market lease assets:
2017 (remainder of year)	15,516
2018	18,687
2019	16,850
2020	14,015
2021	11,459
Thereafter	43,013
Acquired lease intangibles, net	119,540
Acquired above market lease value [Member]
Future amortization for acquired in-place and above market lease assets:
2017 (remainder of year)	2,988
2018	3,449
2019	3,084
2020	2,745
2021	2,676
Thereafter	16,294
Acquired lease intangibles, net	$ 31,236