Notes Receivable - Interest Income and Payment Received (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income	$ 1,378	$ 1,433	$ 4,138	$ 4,254
Payment received relating to notes receivables			3,718	844
Notes Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income	1,300	$ 1,400	4,000	4,100
Payment received relating to notes receivables			9,100	$ 6,400
Accrued interest receivable	$ 39,700		$ 39,700		$ 41,000