SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accounts Receivable (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Dec. 31, 2015 Transaction	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Accounts Receivable
Income Property Tenant Receivables		$ 1,557	$ 885
Number of closed land transactions | Transaction	2
Allowance for doubtful accounts		700	500
Other Assets
Accounts Receivable
Income Property Tenant Receivables		1,600	900
Income Property Tenant Receivables, Increase (Decrease)		700
Accounts receivable related to real estate operations		1,100	1,100
Receivable from Golf operations for rounds surcharge		$ 300	$ 300