Fair Value of Financial Instruments - Assets and Liabilities Carried at Fair Value on a Recurring Basis, Classified Within Level 3 (Details) - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Trust Preferred Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Beginning balance	$ 1,434	$ 1,662	$ 1,516	$ 1,695
Net (loss) gain from fair value adjustment of financial assets	16	(171)	(67)	(206)
Increase (decrease) in accrued interest	1	3	2	5
Ending balance	1,451	1,494	1,451	1,494
Junior Subordinated Debentures [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Beginning balance	47,777	55,352	50,507	56,472
Net (gain) loss from fair value adjustment of financial liabilities	909	(6,293)	(2,086)	(8,049)
Increase (decrease) in accrued interest	20	95	60	172
Change in unrealized (gains) losses included in other comprehensive loss	(377)	598	(152)	1,157
Ending balance	48,329	49,752	48,329	49,752
Changes in unrealized gains held at period end	$ 2,338	$ 2,177	$ 2,338	$ 2,177