Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss)	$ (36,215,571)	$ 12,668,034	$ 11,534,559
Non-cash items included in Net Income (Loss):
Depreciation	31,691,209	27,557,746	23,214,100
Amortization of Financing Costs	625,445	660,910	733,485
Stock Compensation Expense	1,613,110	1,314,491	1,064,678
Provision for Uncollectible Notes and Other Receivables	1,231,112	1,273,535	909,397
Gain on Sales of Marketable Securities, net	(20,107)	(1,747,528)	(2,285,301)
Decrease in Fair Value of Marketable Securities	51,675,396	0	0
Loss on Sales of Investment Property and Equipment	131,129	80,930	2,163
Changes in Operating Assets and Liabilities:
Inventory of Manufactured Homes	(6,133,957)	(144,791)	(3,113,164)
Notes and Other Receivables, net of Notes Acquired with Acquisitions	(6,438,255)	(2,331,386)	(1,204,014)
Prepaid Expenses and Other Assets	(127,538)	557,116	(585,328)
Accounts Payable	912,706	(1,298)	145,747
Accrued Liabilities and Deposits	515,976	161,727	(1,878,718)
Tenant Security Deposits	714,528	807,938	665,605
Net Cash Provided by Operating Activities	40,175,186	40,857,424	29,203,209
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of Manufactured Home Communities, net of mortgages assumed	(55,880,468)	(61,669,247)	(4,081,798)
Purchase of Investment Property and Equipment	(52,970,053)	(62,009,984)	(58,184,812)
Proceeds from Sales of Investment Property and Equipment	2,754,508	2,299,670	1,114,503
Additions to Land Development Costs	(13,220,398)	(3,881,035)	(3,728,869)
Purchase of Marketable Securities	(18,555,424)	(45,075,311)	(27,518,151)
Proceeds from Sales of Marketable Securities	268,675	17,416,146	14,831,737
Net Cash Used in Investing Activities	(137,603,160)	(152,919,761)	(77,567,390)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from Mortgages, net of mortgages assumed	28,192,000	44,420,000	31,804,000
Net Proceeds from Short Term Borrowings	23,651,656	26,401,635	406,935
Principal Payments of Mortgages and Loans	(6,865,631)	(34,970,645)	(25,072,315)
Financing Costs on Debt	(748,926)	(641,471)	(668,338)
Proceeds from Issuance of Preferred Stock, net of offering costs	48,247,280	138,975,847	49,120,853
Redemption of 8.25% Series A Preferred Stock	0	(91,595,000)	0
Proceeds from Registered Direct Placement of Common Stock, net of offering costs	0	22,518,238	0
Proceeds from Issuance of Common Stock in the DRIP, net of Dividend Reinvestments	30,038,166	57,506,016	20,012,393
Proceeds from Exercise of Stock Options	1,385,000	5,435,634	2,485,060
Preferred Dividends Paid	(20,050,319)	(16,665,934)	(14,563,645)
Common Dividends Paid, net of Dividend Reinvestments	(21,535,090)	(20,780,223)	(17,630,270)
Net Cash Provided by Financing Activities	82,314,136	130,604,097	45,894,673
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	(15,113,838)	18,541,760	(2,469,509)
Cash, Cash Equivalents and Restricted Cash at Beginning of Year	27,891,249	9,349,489	11,818,998
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF YEAR	$ 12,777,411	$ 27,891,249	$ 9,349,489