CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Cash Flow from Operating Activities:
Net Income			$ 25,075,207	$ 16,425,300
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	$ 3,854,938	$ 3,215,690	7,755,317	5,978,265
Amortization of Intangible Liabilities to Income Property Revenue	(600,000)	(550,000)	(1,179,345)	(1,081,262)
Loan Cost Amortization	137,000	112,000	286,639	224,987
Amortization of Discount on Convertible Debt	316,000	296,000	626,562	587,828
Gain on Disposition of Property, Plant, and Equipment and Intangible Assets	(18,384,808)		(22,035,666)
Impairment Charges			0	0
Accretion of Commercial Loan Origination Fees			(29,684)
Deferred Income Taxes			8,618,862	11,042,346
Non-Cash Compensation			897,325	743,164
Decrease (Increase) in Assets:
Refundable Income Taxes			40,918	(255,568)
Land and Development Costs			(2,690,531)	11,741,518
Impact Fees and Mitigation Credits			400,033	807,000
Other Assets			(1,261,751)	1,144,668
Increase (Decrease) in Liabilities:
Accounts Payable			(134,802)	(159,045)
Accrued and Other Liabilities			(2,622,060)	(1,632,249)
Deferred Revenue			515,483	(271,800)
Net Cash Provided By Operating Activities			14,262,507	45,295,152
Cash Flow from Investing Activities:
Acquisition of Property, Plant, and Equipment and Intangible Lease Assets and Liabilities			(28,908,410)	(46,621,871)
Acquisition of Land			(2,141,853)
Cash Contribution for Interest in Joint Venture			(2,050,001)
Proceeds from Disposition of Property, Plant, and Equipment			26,377,525
Principal Payments Received on Commercial Loan Investments			8,960,467
Net Cash Provided By (Used In) Investing Activities			2,237,728	(46,621,871)
Cash Flow from Financing Activities:
Proceeds from Long-Term Debt			36,300,000	19,500,000
Payments on Long-Term Debt			(55,667,484)	(17,800,000)
Cash Paid for Loan Fees			(228,473)	(48,095)
Cash Proceeds from Exercise of Stock Options and Stock Issuance			115,506	141,184
Cash Used to Purchase Common Stock			(2,192,445)	(5,512,960)
Cash Paid for Vesting of Restricted Stock			(498,374)	(261,621)
Dividends Paid			(664,495)	(446,070)
Net Cash Used In Financing Activities			(22,835,765)	(4,427,562)
Net Decrease in Cash			(6,335,530)	(5,754,281)
Cash, Beginning of Year			13,067,540	17,635,031
Cash, End of Period	6,732,010	11,880,750	6,732,010	11,880,750
Reconciliation of Cash to the Consolidated Balance Sheets:
Cash and Cash Equivalents	4,312,324	7,153,369	4,312,324	7,153,369
Restricted Cash	2,419,686	4,727,381	2,419,686	4,727,381
Total Cash as of June 30, 2018 and 2017, respectively	$ 6,732,010	$ 11,880,750	$ 13,067,540	$ 17,635,031