SCHEDULE III REAL ESTATE AND ACCUMULATED DEPRECIATION - Rollforward (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cost:
Balance at Beginning of Year	$ 463,703,673	$ 358,130,350	$ 274,334,139
Additions and Improvements	130,004,868	104,043,734	83,796,211
Cost of Real Estate Sold	(200,866,642)	(10,142,289)
Reclassification to Land and Development Costs		11,671,878
Balance at End of Year	392,841,899	463,703,673	358,130,350
Accumulated Depreciation:
Balance at Beginning of Year	28,732,504	21,878,465	14,391,567
Depreciation and Amortization	9,891,813	9,827,154	7,486,898
Depreciation on Real Estate Sold	(16,072,601)	(2,973,115)
Balance at End of Year	$ 22,551,716	$ 28,732,504	$ 21,878,465