Intangible Assets and Liabilities - Net Lease Intangibles (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2016
USD ($)
Acquired Intangible Assets Liabilities  
Finite-Lived Intangible Assets $ 53,814
Below-market rent  
Acquired Intangible Assets Liabilities  
Weighted-average useful life, intangible liabilities 19 years 3 months 18 days
Finite-Lived Intangible Liabilities $ (5,454)
In-place lease  
Acquired Intangible Assets Liabilities  
Weighted average useful life, intangible assets 13 years 8 months 12 days
Finite-Lived Intangible Assets $ 48,151
Above-market rent  
Acquired Intangible Assets Liabilities  
Weighted average useful life, intangible assets 20 years
Finite-Lived Intangible Assets $ 5,663