Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash Flow from Operating Activities:
Net Income	$ 16,199,414	$ 8,289,317	$ 6,383,818
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	8,195,417	5,212,897	3,490,485
Amortization of Intangible Liabilities to Income Property Revenue	(2,240,008)	(158,599)
Loan Cost Amortization	828,075	365,860	256,332
Amortization of Discount on Convertible Debt	1,120,859	852,368	0
Amortization of Discount on Investments		(6,555)	(649,658)
Gain on Disposition of Property, Plant, and Equipment and Intangible Assets	(12,758,770)	(5,516,444)
Gain on Disposition of Assets held for sale			(1,500)
Gain on Disposition of Assets held for sale	(12,758,770)	(5,516,444)	(1,500)
Impairment Charges	2,180,730	510,041	421,040
Accretion of Commercial Loan Origination Fees	(164,893)	(74,781)	(20,326)
Amortization of Fees on Acquisition of Commercial Loan Investments	36,382	3,618	29,711
Discount on Commercial Loan Investment Payoff	217,500
Realized Loss (Gain) on Investment Securities	575,567	(163,189)	(4,835)
Impairment Charge on Investment Securities		59,553
Deferred Income Taxes	11,658,864	4,627,019	1,677,814
Non-Cash Compensation	3,178,883	2,186,408	1,271,924
Decrease (Increase) in Assets:
Refundable Income Taxes	(85,520)	(591,191)	(267,280)
Land and Development Costs	422,020	(4,005,182)	563,165
Impact Fees and Mitigation Credits	2,231,321	641,537	885,669
Net Pension Asset			407,670
Other Assets	(4,128,648)	(3,497,262)	(2,110,730)
Increase (Decrease) in Liabilities:
Accounts Payable	(416,312)	1,075,192	(13,106)
Accrued and Other Liabilities	(29,492)	3,373,508	674,700
Deferred Revenue	(12,732,944)	12,006,067	(625,808)
Income Taxes Payable			(1,044,061)
Net Cash Provided By Operating Activities	14,288,445	25,190,182	11,325,024
Cash Flow from Investing Activities:
Acquisition of Property, Plant, and Equipment and Intangible Lease Assets and Liabilities	(42,623,497)	(2,398,915)	(1,959,673)
Acquisition of Property, Plant, and Equipment and Intangible Lease Assets and Liabilities through Business Combinations	(49,926,604)	(76,034,452)	(42,166,499)
Acquisition of Commercial Loan Investments		(15,253,628)	(30,187,748)
Acquisition of Land	(4,778,790)	(5,664,787)
Decrease (Increase) in Restricted Cash	4,205,054	(9,620,425)	(4,073,453)
Proceeds from Sale of Investment Securities	6,252,362	4,751,987	30,476
Proceeds from Sale of Put Options		92,902
Acquisition of Investment Securities		(10,763,038)
Proceeds from Disposition of Property, Plant, and Equipment	49,170,314	23,493,205	3,219,025
Principal Payments Received on Commercial Loan Investments	14,282,500	7,200,909	19,465,000
Net Cash Used In Investing Activities	(23,418,661)	(84,196,242)	(55,672,872)
Cash Flow from Financing Activities:
Proceeds from Long-Term Debt	70,050,000	137,675,000	91,775,000
Payments on Long-Term Debt	(49,050,000)	(70,540,011)	(51,062,021)
Cash Paid for Loan Fees	(400,586)
Cash Proceeds from Exercise of Stock Options	157,197	1,019,837	1,228,118
Contributions from Noncontrolling Interest in Consolidated VIE	102,844
Cash Used to Purchase Common Stock	(7,431,896)	(6,484,844)	(927,912)
Cash from Excess Tax Benefit (Expense) from Vesting of Restricted Stock	299,845	(20,161)	687,354
Cash Paid for Vesting of Restricted Stock	(196,206)
Dividends Paid	(682,097)	(464,279)	(404,008)
Net Cash Provided By Financing Activities	12,849,101	61,185,542	41,296,531
Net Increase in Cash	3,718,885	2,179,482	(3,051,317)
Cash, Beginning of Year	4,060,677	1,881,195	4,932,512
Cash, End of Period	$ 7,779,562	$ 4,060,677	$ 1,881,195