Notes Receivable, Net - Schedule of Notes Receivable (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2021 USD ($) Notes receivable		Dec. 31, 2020 USD ($)
Accounts Notes And Loans Receivable [Line Items]
Total notes receivable		$ 159,638		$ 102,100
Allowance for credit loss		(5,752)		(1,218)
Notes receivable, net		$ 153,886		$ 100,882
Number | Notes receivable		8
Interest Rate		9.00%
Minimum
Accounts Notes And Loans Receivable [Line Items]
Maturity Date		2020-04
Interest Rate		5.00%	[1]	5.00%
Maximum
Accounts Notes And Loans Receivable [Line Items]
Maturity Date		2027-12
Interest Rate	[1]	12.00%
Core Portfolio
Accounts Notes And Loans Receivable [Line Items]
Total notes receivable	[1]	$ 154,332		$ 96,794
Notes receivable, net		$ 153,886
Number | Notes receivable	[1]	7
Fund II | Fund Portfolio
Accounts Notes And Loans Receivable [Line Items]
Allowance for credit loss		$ (5,306)		$ (5,306)
Maturity Date		2020-07
Interest Rate		18.00%
Fund III
Accounts Notes And Loans Receivable [Line Items]
Number | Notes receivable		1
Maturity Date		2020-07

[1] Includes one and two notes receivable from OP Unit holders, for $6.0 million and $6.5 million at December 31, 2021 and 2020, respectively.