CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Supplemental Disclosure of Cash Flows:
Income taxes paid		$ 0
Income taxes refunded	$ 687,000	0
Interest paid	3,431,000	2,899,000
Interest capitalized	0	0
Right-of-use assets	443,351
Lease liabilities	443,351
Increase (decrease) in assets held for sale	218,215
Increase in liabilities held for sale	294,689
Aspen, Colorado
Supplemental disclosure of investing and financing activities
Tenant contribution	1,500,000
Florida
Supplemental disclosure of investing and financing activities
Tenant contribution	1,900,000
Golf Operations
Supplemental Disclosure of Cash Flows:
Increase (decrease) in assets held for sale	208,000
Increase in liabilities held for sale	208,000
(“ASU”) Topic 842 | Restatement
Supplemental Disclosure of Cash Flows:
Right-of-use assets	681,000
Lease liabilities	473,000
Single-tenant | Aspen, Colorado
Supplemental disclosure of investing and financing activities
Purchase price	$ 28,000,000
Real Estate Operations
Supplemental disclosure of investing and financing activities
Tenant contribution		1,900,000
Purchase price		$ 28,000,000