Acquired In-Place Leases and Above/Below Market Leases Summary of Acquired Lease Intangibles (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets	$ 183	$ 518
Net of accumulated amortization of other intangible assets	(1,031)	(981)
Below Market Lease [Abstract]
Below market leases	62,126	63,172
Accumulated accretion	(36,674)	(37,220)
Acquired lease intangible liabilities, net	25,452	25,952
In-place leases
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets	63,896	40,884
Net of accumulated amortization of other intangible assets	(32,672)	(34,603)
Acquired lease intangible assets, net	31,224
Above market leases
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets	7,534	11,963
Net of accumulated amortization of other intangible assets	(7,351)	(11,445)
Acquired lease intangible assets, net	183
Acquired lease intangible assets
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets, net	$ 31,407	$ 6,799