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
	Mar. 31, 2023	Mar. 31, 2022
Trust Preferred Securities [Member]
Beginning balance	$ 1,516	$ 1,695
Net gain from fair value adjustment of financial assets	(71)	45
Ending balance	1,445	1,740
Junior Subordinated Debentures [Member]
Beginning balance	50,507	56,472
Net loss from fair value adjustment of financial liabilities	(2,509)	1,269
Increase (decrease) in accrued interest	12	16
Change in unrealized gains included in other comprehensive income	107	198
Ending balance	48,117	57,955
Changes in unrealized gains held at period end	$ 2,078	$ 3,136