Notes Receivable, Net - Schedule of Notes Receivable (Details) $ in Thousands		3 Months Ended		12 Months Ended
		Mar. 31, 2022 USD ($) NotesReceivable		Dec. 31, 2021 USD ($)
Accounts Notes And Loans Receivable [Line Items]
Total notes receivable		$ 154,331		$ 159,638
Allowance for credit loss		$ (1,170)		(5,752)
Notes receivable, net				$ 153,886
Number | NotesReceivable		7
Interest Rate				9.00%
Minimum
Accounts Notes And Loans Receivable [Line Items]
Maturity Date	[1]	2020-04
Interest Rate		4.65%	[1]	5.00%
Maximum
Accounts Notes And Loans Receivable [Line Items]
Maturity Date	[1]	2027-12
Interest Rate		12.00%	[1]	12.00%
Core Portfolio
Accounts Notes And Loans Receivable [Line Items]
Total notes receivable	[1]	$ 154,331		$ 154,332
Notes receivable, net		$ 153,161
Number | NotesReceivable	[1]	7
Fund III
Accounts Notes And Loans Receivable [Line Items]
Allowance for credit loss		$ (4,600)
Maturity Date				2020-07
Fund III | Fund Portfolio
Accounts Notes And Loans Receivable [Line Items]
Allowance for credit loss		$ 0		$ (5,306)

[1] Includes one note receivable from an OP Unit holder, with a balance of $6.0 million at March 31, 2022 and December 31, 2021