Notes and Other Receivables (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 266,896	$ 195,104
Notes and other receivables, allowance for credit loss	(876)	(751)
Note receivable, secured, bearing interest at 9.90%, due November 2021 (Originated November 2018)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 14,577	14,216
Stated interest rate	9.90%
Notes receivable, secured, bearing interest at 10.50%, due February 2023 (Originated March 2020)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 15,715	15,299
Stated interest rate	10.50%
Note receivable, secured, bearing interest at 11.00%, due October 2023 (Originated April 2020)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 30,761	25,461
Stated interest rate	11.00%
Notes receivable, secured, bearing interest at 9.00%, due December 2023 (Originated November 2020)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 81,766	79,827
Stated interest rate	9.00%
Notes receivable, secured, bearing interest at 11.50%, due November 2024 (Originated November 2020)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 27,175	15,423
Stated interest rate	11.50%
Related party note receivable, secured, bearing interest at 2.55%, due July 2021 (Originated March 2021)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 52,500	0
Stated interest rate	2.55%
Notes and other receivables from affiliates
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 5,116	4,744
Straight line rent receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	22,115	25,214
Other receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 18,047	$ 15,671