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Bank segment - Financial Effect of Loan Modification (Details) - Real estate | 3 Months Ended | 6 Months Ended
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Jun. 30, 2024 | Jun. 30, 2024
Residential 1-4 family | Term extension |  |
Financing Receivable, Modified [Line Items] |  |
Weighted average | 114 months | 149 months
Residential 1-4 family | Payment delay |  |
Financing Receivable, Modified [Line Items] |  |
Weighted average | 11 months | 10 months
Commercial real estate | Term extension |  |
Financing Receivable, Modified [Line Items] |  |
Weighted average |  | 9 months
Commercial real estate | Payment delay |  |
Financing Receivable, Modified [Line Items] |  |
Weighted average |  | 9 months
Home equity line of credit | Payment delay |  |
Financing Receivable, Modified [Line Items] |  |
Weighted average |  | 9 months
Residential land | Payment delay |  |
Financing Receivable, Modified [Line Items] |  |
Weighted average |  | 9 months

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