XML 82 R66.htm IDEA: XBRL DOCUMENT v3.20.4
Schedule III - Real Estate and Accumulated Depreciation - Reconciliation of Real Estate Properties (Details) - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract]      
Balance at January 1 $ 2,346,339,886 $ 1,761,646,695 $ 1,299,254,832
Construction and acquisition cost 1,175,354,194 644,483,047 519,369,366
Impairment charge (4,136,998) (1,609,000) (1,163,000)
Disposition of real estate (39,468,937) (53,596,678) (55,814,503)
Reclassified as assets held for sale (1,332,348) (4,584,178) 0
Balance at December 31 $ 3,476,755,797 $ 2,346,339,886 $ 1,761,646,695