Intangible Assets and Liabilities - Summary of Intangible Assets and Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Mar. 31, 2022	Jun. 30, 2021	Dec. 31, 2021
Assets
Gross	$ 414,580		$ 426,251
Accumulated amortization	(211,034)		(213,801)
Total	$ 203,546		212,450
Weighted Average Remaining Amortization in Years	9 years 3 months 18 days	9 years 3 months 18 days
Liabilities
Accumulated amortization	$ (24,039)		(23,742)
Total	$ 30,001		31,331
Weighted Average Remaining Amortization in Years	14 years 6 months	14 years 3 months 18 days
Below market leases
Liabilities
Gross	$ 54,040		55,073
Weighted Average Remaining Amortization in Years	14 years 6 months	14 years 3 months 18 days
In place leases
Assets
Gross	$ 341,978		349,863
Weighted Average Remaining Amortization in Years	9 years 3 months 18 days	9 years 3 months 18 days
Tenant relationships
Assets
Gross	$ 51,778		54,851
Weighted Average Remaining Amortization in Years	10 years 10 months 24 days	10 years 9 months 18 days
Above market leases
Assets
Gross	$ 20,824		$ 21,537
Weighted Average Remaining Amortization in Years	6 years 9 months 18 days	6 years 10 months 24 days