CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flow from Operating Activities:
Net Income	$ 114,972,858	$ 37,167,790	$ 41,719,424
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	15,797,278	16,135,502	12,663,959
Amortization of Intangible Liabilities to Income Property Revenue	(2,382,874)	(2,338,531)	(2,193,957)
Loan Cost Amortization	443,902	495,438	509,263
Amortization of Discount on Convertible Debt	1,357,347	1,273,436	1,194,714
Gain on Disposition of Property, Plant, and Equipment and Intangible Assets	(3,295,601)	(3,650,858)	(38)
Gain on Disposition of Assets Held for Sale	(18,696,914)	1,119,362
Gain on Sale of Equity Interest in Joint Ventures	(127,518,231)	(18,384,808)
Discount Accretion on Commercial Loan Investments		(34,768)
Accretion of Commercial Loan Origination Fees	(134,780)		(25,232)
Non-Cash Imputed Interest on Commercial Loan Investment	(193,943)
Deferred Income Taxes	35,099,647	12,589,970	(8,953,981)
Unrealized Gain on Investment Securities	(61,195)
Non-Cash Compensation	2,688,292	1,684,250	1,437,223
Decrease (Increase) in Assets:
Refundable Income Taxes	225,024	891,556	(172,589)
Assets Held for Sale	3,892,476
Land and Development Costs	(1,107,446)	5,477,221	12,477,581
Impact Fees and Mitigation Credits	(1,860,556)	663,229	1,197,637
Other Assets	(3,503,744)	(522,436)	(3,502,041)
Increase (Decrease) in Liabilities:
Accounts Payable	349,192	(630,667)	362,411
Accrued and Other Liabilities	489,308	(4,357,411)	792,629
Deferred Revenue	(539,564)	245,219	38,793
Liabilities Held for Sale	(49,470)
Income Taxes Payable	439,086
Net Cash Provided By Operating Activities	16,410,092	47,823,494	57,545,796
Cash Flow from Investing Activities:
Acquisition of Property, Plant, and Equipment and Intangible Lease Assets and Liabilities	(150,704,654)	(109,394,481)	(94,627,373)
Acquisition of Commercial Loan Investments	(34,296,450)		(2,940,000)
Acquisition of Land		(4,702,243)
Cash Contribution for Interest in Joint Venture	(83,972)	(2,137,018)
Proceeds from Disposition of Property, Plant, and Equipment, Net, and Assets Held for Sale	207,551,807	11,077,525
Proceeds from Sale of Equity Interests in Joint Ventures	96,132,204	15,300,000
Principal Payments Received on Commercial Loan Investments		11,960,467	15,000,000
Acquisition of Investment Securities	(15,500,000)
Net Cash Used In Investing Activities	103,098,935	(77,895,750)	(82,567,373)
Cash Flow from Financing Activities:
Proceeds from Long-Term Debt	141,500,000	106,300,000	63,500,000
Payments on Long-Term Debt	(103,073,325)	(55,996,954)	(35,100,000)
Cash Paid for Loan Fees	(634,431)	(263,473)	(532,814)
Cash Proceeds from Exercise of Stock Options and Stock Issuance		437,081	1,188,069
Cash Used to Purchase Common Stock	(41,095,712)	(9,837,242)	(7,209,454)
Cash Paid for Vesting of Restricted Stock	(303,315)	(498,374)	(394,254)
Dividends Paid	(2,197,556)	(1,484,167)	(997,461)
Net Cash Provided By (Used In) Financing Activities	(5,804,339)	38,656,871	20,454,086
Net Increase (Decrease) in Cash	113,704,688	8,584,615	(4,567,491)
Cash, Beginning of Year	21,199,998	12,615,383	17,182,874
Cash, End of Period	134,904,686	21,199,998	12,615,383
Reconciliation of Cash to the Consolidated Balance Sheets:
Cash and Cash Equivalents	6,474,637	2,310,489	6,107,252
Restricted Cash	128,430,049	18,889,509	6,508,131
Total Cash as of December 31, 2019, 2018, and 2017, respectively	$ 134,904,686	$ 21,199,998	$ 12,615,383