Fair Value Measurements, Quantitative Information (Details) - Appraised Collateral Values [Member] $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Individually Analyzed Loans Held For Investment [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment	$ 3,980	$ 496
Individually Analyzed Loans Held For Investment [Member] | Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Holding period	0 months	6 months
Individually Analyzed Loans Held For Investment [Member] | Maximum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Holding period	12 months	12 months
Individually Analyzed Loans Held For Investment [Member] | Weighted Average [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Holding period	6 months 21 days	11 months 15 days
Individually Analyzed Loans Held For Investment [Member] | Discount for Time Since Appraisal [Member] | Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment, Measurement input	0	0
Individually Analyzed Loans Held For Investment [Member] | Discount for Time Since Appraisal [Member] | Maximum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment, Measurement input	1	1
Individually Analyzed Loans Held For Investment [Member] | Discount for Time Since Appraisal [Member] | Weighted Average [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment, Measurement input	0.2655	0.2516
Individually Analyzed Loans Held For Investment [Member] | Selling Costs [Member] | Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment, Measurement input	0.08	0.08
Individually Analyzed Loans Held For Investment [Member] | Selling Costs [Member] | Maximum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment, Measurement input	0.10	0.10
Individually Analyzed Loans Held For Investment [Member] | Selling Costs [Member] | Weighted Average [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment, Measurement input	0.0989	0.0841
Other Real Estate Owned [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Individually analyzed loans held for investment	$ 97	$ 297
Other Real Estate Owned [Member] | Discount for Time Since Appraisal [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Other real estate owned, Measurement input	0.32
Other Real Estate Owned [Member] | Discount for Time Since Appraisal [Member] | Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Other real estate owned, Measurement input		0.20
Other Real Estate Owned [Member] | Discount for Time Since Appraisal [Member] | Maximum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Other real estate owned, Measurement input		0.84
Other Real Estate Owned [Member] | Discount for Time Since Appraisal [Member] | Weighted Average [Member]
Fair Value Measurement Inputs and Valuation Techniques [Abstract]
Other real estate owned, Measurement input	0.32	0.3984