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Schedule III - Real Estate and Accumulated Depreciation - Reconciliation of Accumulated Depreciation (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract] |  |  |
Balance at January 1 | $ 127,747,810 | $ 100,311,974 | $ 85,238,614
Current year depreciation expense | 49,119,345 | 34,398,782 | 20,441,780
Disposition of real estate | (4,168,777) | (6,129,059) | (5,368,420)
Reclassified as assets held for sale | (121,637) | (833,887) | 0
Balance at December 31 | $ 172,576,741 | $ 127,747,810 | $ 100,311,974

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- Definition SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Assets Held-For-Sale Reclassified + References No definition available. + Details
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- Definition SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Excluding Assets Held-For-Sale + References No definition available. + Details
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- References No definition available. + Details
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- Definition Amount of decrease to accumulated depreciation for real estate investments sold for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Footnote 4)) -URI http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 + Details
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- Definition Amount of depreciation expense of real estate investments for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Footnote 4)) -URI http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 + Details
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