Intangible Assets and Liabilities - Intangible Assets and Liabilities Summary (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 250,726	$ 255,736
Accumulated Amortization	(168,578)	(157,283)
Net Carrying Amount	82,148	98,453
Goodwill
Goodwill	26,021	27,259	$ 26,000
Total intangible assets, gross	276,747	282,995
Total intangible assets, net	108,169	125,712
Finite-Lived Intangible Liabilities
Finite-lived intangible liabilities, gross	(14,654)	(14,776)
Finite-lived intangible liabilities accumulated amortization	8,755	7,755
Finite lived intangible liabilities net	(5,899)	(7,021)
Below-market rent
Finite-Lived Intangible Liabilities
Finite-lived intangible liabilities, gross	(14,654)	(14,776)
Finite-lived intangible liabilities accumulated amortization	8,755	7,755
Finite lived intangible liabilities net	$ (5,899)	(7,021)
Below-market rent | Minimum
Finite Lived Intangible Assets Liabilities
Amortization Period (Years)	9 years
Below-market rent | Maximum
Finite Lived Intangible Assets Liabilities
Amortization Period (Years)	30 years
In-place lease
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 240,432	244,963
Accumulated Amortization	(162,497)	(151,613)
Net Carrying Amount	$ 77,935	93,350
In-place lease | Minimum
Finite Lived Intangible Assets Liabilities
Amortization Period (Years)	9 years
In-place lease | Maximum
Finite Lived Intangible Assets Liabilities
Amortization Period (Years)	23 years
Above-market rent
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 10,294	10,773
Accumulated Amortization	(6,081)	(5,670)
Net Carrying Amount	$ 4,213	$ 5,103
Above-market rent | Minimum
Finite Lived Intangible Assets Liabilities
Amortization Period (Years)	9 years
Above-market rent | Maximum
Finite Lived Intangible Assets Liabilities
Amortization Period (Years)	30 years