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Borrowed Funds - Senior term loan (Details) - USD ($) $ in Thousands		1 Months Ended	9 Months Ended	12 Months Ended
	Oct. 31, 2022	Oct. 31, 2022	Sep. 30, 2023	Dec. 31, 2022
Secured Borrowings
Senior term loan			$ 8,473	$ 9,765
Senior Loans
Secured Borrowings
Senior term loan			8,473	9,765
Average balance during the period			9,285	2,328
Maximum month-end balance			$ 9,768	$ 9,886
Weighted-average rate during the period			8.39%	7.00%
Weighted-average rate at end of period			8.48%	7.44%
Senior Loans | Raymond James Senior Term Loan
Secured Borrowings
Face amount of debt issued	$ 10,000	$ 10,000
Upfront fee (as a percent)		1.00%
Senior Loans | Raymond James Senior Term Loan | First year
Secured Borrowings
Periodic principal payment	125
Senior Loans | Raymond James Senior Term Loan | Thereafter
Secured Borrowings
Periodic principal payment	$ 250
Senior Loans | Raymond James Senior Term Loan | SOFR
Secured Borrowings
Base rate		2.75%

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