Loans and Allowance for Credit Losses - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023 USD ($) Item	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) Item	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Mar. 31, 2023 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Carrying value of loans	$ 23,000		$ 23,000		$ 24,000
Accrued Interest	26,000		26,000		23,000
Drivers of Quarterly Change in the ACL
ACL increase (decrease)	2,400		5,800
Charge-offs	743		2,385
Net charge offs	600		2,200
Increase decrease in reserves on impaired loans			800
Provision expense	2,640	$ 2,135	7,061	$ 1,510
Interest income recognized on nonaccrual loans	$ 100	$ 300	$ 300	$ 400
Loans were restructured TDR guidance | Item	3		3
Outstanding Balance	$ 4,700		$ 4,700
Allowance for credit losses on off-balance sheet exposures	7,713		7,713		8,688	$ 8,113
Decrease in reserve on unfunded commitments	400		1,000
Loans restructured that qualified as modifications			28,400		30,500
Improvement In Qualitative Factors [Member]
Drivers of Quarterly Change in the ACL
Provision expense			8,000
Energy [Member]
Drivers of Quarterly Change in the ACL
Charge-offs	0		0
Allowance for credit losses on off-balance sheet exposures	$ 496		$ 496		$ 787	$ 541