Summary of Significant Accounting Policies - Additional Information (Details)	9 Months Ended	12 Months Ended
	Sep. 30, 2022 USD ($) Approach	Dec. 31, 2021 USD ($)
Summary of Significant Accounting Policies Details [Line Items]
Estimating real property value, number of approaches | Approach	3
Threshold period past due for impaired loans placed on non-accrual status	180 days
Interest reserve minimum length	1 year
Interest reserve maximum length	2 years
Accrued liabilities	$ 1,029,000	$ 1,107,000
Accrued professional and consulting fees	930,000	827,000
Accrued property taxes and mortgage interest expense	24,000	164,000
Accrued interest on the line of credit	47,000	$ 8,000
Maximum [Member]
Summary of Significant Accounting Policies Details [Line Items]
Federal insurance limit	$ 250,000
Threshold period past due for impaired loans to recognize interest income	180 days