Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of Deferred Charges	$ 2,993	$ 2,104	$ 5,559	$ 3,864
Credit Facility Financing Costs [Member]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of Deferred Charges	104	53	202	105
Leasing Costs [Member]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of Deferred Charges	40	24	80	47
Lease Intangibles Assets [Member]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of Deferred Charges	3,890	2,808	7,330	5,063
Lease Intangibles Liability [Member]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of Below Market Lease	$ (1,041)	$ (781)	$ (2,053)	$ (1,351)