Other Assets - Summary of Mortgage Revenue Bonds and Total Funding Commitment (Details) - Mortgage Revenue Bonds [Member] - Ocotillo Springs [Member] - Series A-T [Member]	9 Months Ended
	Sep. 30, 2020 USD ($)
Mortgage Revenue Bonds [Line Items]
Date Committed	2020-07
Maturity Date	Aug. 01, 2022	[1]
Total Commitment	$ 7,000,000

[1] The borrower has the option to extend the maturity up to one year.