Fee and Other Income - Summary of Fee and Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fee income:
Total fee income	$ 28,473	$ 28,070	$ 22,744
Other income	7,895	7,152	11,502
Total fee and other income	36,368	35,222	34,246
Asset Management Fees [Member]
Fee income:
Total fee income	13,284	14,266	10,442
Property Management Fees [Member]
Fee income:
Total fee income	8,589	9,242	6,852
Acquisition Disposition Leasing And Other [Member]
Fee income:
Total fee income	$ 6,600	$ 4,562	$ 5,450