Fair Value - Reconciliation and income statement classification of gains and losses for all assets measured at fair value on a recurring basis using significant unobservable inputs (Level 3) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Dec. 31, 2021
Reconciliation and income statement classification of gains and losses for all assets measured at fair value on a recurring basis using significant unobservable inputs
Beginning balance	$ 6,126	$ 6,997	$ 5,031
Total realized/unrealized gains or losses - Included in other comprehensive income	24	(248)	223
Transfers	984	984
Purchases			1,743
Settlements		(599)
Ending balance	7,134	7,134	6,997
State and municipal obligations
Reconciliation and income statement classification of gains and losses for all assets measured at fair value on a recurring basis using significant unobservable inputs
Beginning balance	1,545	1,895	1,895
Settlements		(350)
Ending balance	1,545	1,545	1,895
Collateralized debt obligations
Reconciliation and income statement classification of gains and losses for all assets measured at fair value on a recurring basis using significant unobservable inputs
Beginning balance	3,087	3,359	3,136
Total realized/unrealized gains or losses - Included in other comprehensive income	24	(248)	223
Ending balance	3,111	3,111	3,359
Other securities
Reconciliation and income statement classification of gains and losses for all assets measured at fair value on a recurring basis using significant unobservable inputs
Beginning balance	1,494	1,743
Transfers	984	984
Purchases			1,743
Settlements		(249)
Ending balance	$ 2,478	$ 2,478	$ 1,743