Notes Receivable - Interest Income and Payment Received (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income	$ 21,423	$ 5,750	$ 5,685
Payment received relating to notes receivables	5,903	3,718	844
Notes Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income	4,900	5,300	5,500
Payment received relating to notes receivables	11,000	9,100	$ 6,400
Bonds A and B Series [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accrued interest receivable	$ 41,000	$ 41,000