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Schedule III - Real Estate and Accumulated Depreciation - Changes in Accumulated Depreciation (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Balance, beginning of period | $ 2,385,287,743 | $ 2,433,052,747 | $ 2,278,291,645
Depreciation for year | 260,533,557 | 293,667,298 | 368,919,387
Sales | (55,437,757) | (239,277,690) | (86,798,173)
Transfers to operating lease liabilities | (1,342,030) | 0 | 0
Transfers to unconsolidated joint ventures | 0 | (11,634,554) | 0
Assets held for sale | (32,642,081) | (17,527,267) | (19,699,746)
Adjustment for fully depreciated assets/other | (56,346,790) | (72,992,791) | (107,660,366)
Balance, end of period | $ 2,500,052,642 | $ 2,385,287,743 | $ 2,433,052,747

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- Definition The adjustment for fully depreciated assets. + References No definition available. + Details
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- Definition Amount of transfers during the period to operating lease liabilities. + References No definition available. + Details
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- Definition Amount of transfers to unconsolidated joint ventures to accumulated depreciation, excluding sales, for entities with a substantial portion of business acquiring and holding investment real estate. + References No definition available. + Details
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- Definition Amount of accumulated depreciation pertaining to 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(Column F)) -URI http://asc.fasb.org/extlink&oid=6590653&loc=d3e638233-123024 + Details
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- Definition Amount of other deductions to accumulated depreciation, excluding sales, 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=6590653&loc=d3e638233-123024 + 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=6590653&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=6590653&loc=d3e638233-123024 + Details
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