Debt Financing - Summary of Deutsche Bank Term A/B and Term TOB Trust Financings Collapsed and Paid Off (Details) - USD ($)	1 Months Ended	9 Months Ended
	Apr. 30, 2020	Sep. 30, 2021
Debt Instrument Redemption [Line Items]
Paydown Applied		$ 25,690,000
Deutsche Bank [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	$ 51,714,210
Deutsche Bank [Member] | Term A/B Trust [Member] | Avistar at Copperfield - Series A [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	8,417,739
Deutsche Bank [Member] | Term A/B Trust [Member] | Avistar at Wilcrest - Series A [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	3,162,435
Deutsche Bank [Member] | Term A/B Trust [Member] | Avistar at Wood Hollow - Series A [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	26,860,536
Deutsche Bank [Member] | Term A/B Trust [Member] | Gateway Village [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	2,262,000
Deutsche Bank [Member] | Term A/B Trust [Member] | Lynnhaven [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	3,001,500
Deutsche Bank [Member] | Term TOB Trust [Member] | Pro Nova 2014-1 [Member]
Debt Instrument Redemption [Line Items]
Paydown Applied	$ 8,010,000