XML 37 R87.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
SCHEDULE III - REAL ESTATE AND ACCUMULATED DEPRECIATION - Aggregate Cost of Properties for Federal Income Tax Purposes - Additional Information (Details)
Dec. 31, 2019
USD ($)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract]  
Aggregate cost of properties for federal income tax purposes $ 1,520,332