Redeemable Non-Controlling Interests - Summary of Redeemable Non-Controlling Interests (Details) - USD ($)	3 Months Ended
Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020
Redeemable Noncontrolling Interest [Line Items]
Redeemable Non-Controlling Interest, Balance	$ 10,134,431	$ 9,184,431	$ 8,684,431	$ 8,198,251	$ 8,198,251	$ 8,198,251
Redemption of Redeemable Non-Controlling Interest for property disposal	(1,200,000)
Issuance of Redeemable Non-Controlling Interest for property acquisition	650,000	950,000	500,000
Distribution on Redeemable Non-Controlling Interest	(179,119)	(59,148)	(150,826)	(152,023)	(39,851)	(142,844)
Net income for the quarter	199,716	59,148	150,826	152,023	39,851	142,844
Redeemable Non-Controlling Interest, Balance	9,605,028	10,134,431	9,184,431	8,198,251	8,198,251	8,198,251
Brown Family Trust
Redeemable Noncontrolling Interest [Line Items]
Redeemable Non-Controlling Interest, Balance	1,700,000	1,700,000	1,200,000	1,200,000	1,200,000	1,200,000
Redemption of Redeemable Non-Controlling Interest for property disposal	(1,200,000)
Issuance of Redeemable Non-Controlling Interest for property acquisition			500,000
Distribution on Redeemable Non-Controlling Interest	(31,399)	(41,125)	(37,104)	(29,553)	(39,851)	(20,375)
Net income for the quarter	31,399	41,125	37,104	29,553	39,851	20,375
Redeemable Non-Controlling Interest, Balance	500,000	1,700,000	1,700,000	1,200,000	1,200,000	1,200,000
Irby Property Partners
Redeemable Noncontrolling Interest [Line Items]
Redeemable Non-Controlling Interest, Balance	950,000
Issuance of Redeemable Non-Controlling Interest for property acquisition		950,000
Distribution on Redeemable Non-Controlling Interest	(19,081)	(15,275)
Net income for the quarter	36,259	15,275
Redeemable Non-Controlling Interest, Balance	967,178	950,000
Hornstrom
Redeemable Noncontrolling Interest [Line Items]
Issuance of Redeemable Non-Controlling Interest for property acquisition	650,000
Distribution on Redeemable Non-Controlling Interest	(6,838)
Net income for the quarter	10,257
Redeemable Non-Controlling Interest, Balance	653,419
GIP Fund I
Redeemable Noncontrolling Interest [Line Items]
Redeemable Non-Controlling Interest, Balance	486,180	486,180	486,180
Distribution on Redeemable Non-Controlling Interest	(7,898)	(2,748)
Net income for the quarter	7,898	2,748
Redeemable Non-Controlling Interest, Balance	486,180	486,180	486,180
Greenwal L.C.
Redeemable Noncontrolling Interest [Line Items]
Redeemable Non-Controlling Interest, Balance	4,965,000	4,965,000	4,965,000	4,965,000	4,965,000	4,965,000
Distribution on Redeemable Non-Controlling Interest	(33,040)		(33,041)	(86,888)		(86,887)
Net income for the quarter	33,040		33,041	86,888		86,887
Redeemable Non-Controlling Interest, Balance	4,965,000	4,965,000	4,965,000	4,965,000	4,965,000	4,965,000
Riverside Crossing L.C.
Redeemable Noncontrolling Interest [Line Items]
Redeemable Non-Controlling Interest, Balance	2,033,251	2,033,251	2,033,251	2,033,251	2,033,251	2,033,251
Distribution on Redeemable Non-Controlling Interest	(80,863)		(80,681)	(35,582)		(35,582)
Net income for the quarter	80,863		80,681	35,582		35,582
Redeemable Non-Controlling Interest, Balance	$ 2,033,251	$ 2,033,251	$ 2,033,251	$ 2,033,251	$ 2,033,251	$ 2,033,251

Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.

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Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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Amount of increase in noncontrolling interest from a business combination.

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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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