Acquired In-Place Leases and Above/Below Market Leases Amortization for Acquired In-Place Leases During Next Five Years and Thereafter Assuming No Early Lease Terminations (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Below Market Lease, Net, Amortization Income, Fiscal Year Maturity [Abstract]
2020	$ 3,382
2021	3,148
2022	2,579
2023	2,329
2024	2,038
Thereafter	11,976
Acquired lease intangible liabilities, net	25,452	$ 25,952
In-place leases
Acquired Finite-Lived Intangible Assets [Line Items]
2020	4,903
2021	4,244
2022	3,589
2023	3,363
2024	3,178
Thereafter	11,947
Acquired lease intangible assets, net	31,224
Above market leases
Acquired Finite-Lived Intangible Assets [Line Items]
2020	62
2021	28
2022	28
2023	27
2024	24
Thereafter	14
Acquired lease intangible assets, net	$ 183