Commitments and Contingencies - Summary of Partnership's Maximum Exposure Under Guarantee Agreements (Parenthetical) (Details) $ in Millions	9 Months Ended
	Sep. 30, 2021 USD ($)
Vantage At Stone Creek [Member]
Commitments And Other Guarantees [Line Items]
Construction loan guarantee percentage upon achievement of a specified debt service coverage ratio	25.00%
Vantage At Coventry [Member]
Commitments And Other Guarantees [Line Items]
Construction loan guarantee percentage upon achievement of a specified debt service coverage ratio	25.00%
Vantage At Murfreesboro [Member]
Commitments And Other Guarantees [Line Items]
Guarantees initial maturity	2022-09
Guarantees extended maturity period	6 months
Guarantee obligations loan balance percentage	50.00%
Construction loan guarantee percentage upon occurrence of fraud, borrower willful misconduct and bankruptcy	100.00%
Vantage At Murfreesboro [Member] | Maximum [Member]
Commitments And Other Guarantees [Line Items]
Liquid assets to be maintained as per guaranty agreement	$ 5.0