Segment Disclosures - Summary of Total Assets by Segment (Detail) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 254,835,294	$ 259,539,727
Student Housing [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	87,860,431	88,740,898
Senior Housing [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	159,811,081	162,477,624
Corporate and Other [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 7,163,782	$ 8,321,205