Bank segment - Credit Risk Profile - Nonaccrual Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Credit risk profile based on nonaccrual loans
With a Related ACL	$ 6,365	$ 12,043
Without a Related ACL	3,517	4,423
Total	9,882	16,466
Real estate \| Residential 1-4 family
Credit risk profile based on nonaccrual loans
With a Related ACL	573	4,198
Without a Related ACL	2,500	2,981
Total	3,073	7,179
Real estate \| Commercial real estate
Credit risk profile based on nonaccrual loans
With a Related ACL	0	0
Without a Related ACL	0	0
Total	0	0
Real estate \| Home equity line of credit
Credit risk profile based on nonaccrual loans
With a Related ACL	2,764	3,654
Without a Related ACL	1,017	1,442
Total	3,781	5,096
Real estate \| Residential land
Credit risk profile based on nonaccrual loans
With a Related ACL	106	420
Without a Related ACL	0	0
Total	106	420
Real estate \| Commercial construction
Credit risk profile based on nonaccrual loans
With a Related ACL	0	0
Without a Related ACL	0	0
Total	0	0
Real estate \| Residential construction
Credit risk profile based on nonaccrual loans
With a Related ACL	0	0
Without a Related ACL	0	0
Total	0	0
Commercial
Credit risk profile based on nonaccrual loans
With a Related ACL	508	2,183
Without a Related ACL	0	0
Total	508	2,183
Consumer
Credit risk profile based on nonaccrual loans
With a Related ACL	2,414	1,588
Without a Related ACL	0	0
Total	$ 2,414	$ 1,588

Financing Receivable, Nonaccrual, With Allowance

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- Definition

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

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- Definition

Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
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