Debt Financing - Additional Information (Details) - Swap	1 Months Ended			3 Months Ended	12 Months Ended
	Apr. 30, 2020	Feb. 29, 2020	Jan. 31, 2020	Mar. 31, 2021	Dec. 31, 2019
Debt Instrument [Line Items]
Termination occur percentage decrease by partners net assets in one quarter				25.00%
Termination occur percentage decrease by partners net assets in over one year				35.00%
Secured Notes [Member]
Debt Instrument [Line Items]
Number of return swap transactions				2
TOB Trusts Securitization [Member] | Provision Center 2014-1 [Member]
Debt Instrument [Line Items]
Maturity date			2020-05		2020-01
Collapse date	2020-04
Term A/B Trust [Member] | Gateway Village and Lynnhaven Apartments [Member]
Debt Instrument [Line Items]
Maturity date		2021-02			2020-02
Collapse date	2020-04