Commitments, Contingencies and Credit Risk - Additional Information (Details) - USD ($)		1 Months Ended			9 Months Ended
	Oct. 01, 2022	Nov. 30, 2023	Apr. 30, 2022	Dec. 31, 2021	Sep. 30, 2023	Dec. 31, 2022
Loss Contingencies [Line Items]
Repurchase or indemnification requests for loans sold					$ 0
Lease expiration year					2038
Unfunded Commitments with Bamboo
Loss Contingencies [Line Items]
Membership Interest Units purchased	180
Maximum percentage of total issued and outstanding membership interest	18.00%
Purchase price of Membership Interest Units	$ 2,500,000
Additional contributions committed					$ 1,000,000
Total investment committed					3,500,000
Unfunded Commitments with Bamboo | Forecast
Loss Contingencies [Line Items]
Additional contributions committed		$ 200,000
Unfunded Commitments with Oaktree
Loss Contingencies [Line Items]
Amount committed to invest				$ 5,000,000
Total unfunded commitment					2,400,000	$ 2,800,000
Unfunded Commitments with Silvergate
Loss Contingencies [Line Items]
Amount committed to invest			$ 5,000,000
Total unfunded commitment					$ 2,600,000	$ 3,300,000