Revenue Recognition - Schedule of Fee and Other Income (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	$ 7,705	$ 14,747
Other property income:
Other	544	2,034
Total fee and other income	8,249	16,781
Asset and Property Management Fees [Member]
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	6,575	9,325
Leasing Commissions [Member]
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	1,017	2,996
Development Fees [Member]
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	113	870
Disposition Fees [Member]
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	$ 0	$ 1,556