Mortgages and Other Notes Payable - Future Principal Payments (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Disclosure [Abstract]
2022	$ 44,120
2023	4,355
2024	9,444
2025	13,021
2026	2,172
Thereafter	107,308
Mortgages and other notes payable	180,420
Deferred finance cost	(3,670)
Long-term debt	$ 176,750	$ 236,069

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