Deposits - Maturities of certificates of deposit (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Deposits
Time deposits by category	$ 775,772	$ 948,202
Certificates of deposit
Deposits
2025	1,386,078
2026	156,576
2027	2,761
2028	947
2029	584
Thereafter	940
Time deposits by category	1,547,886
Retail \| Certificates of deposit
Deposits
2025	762,159
2026	8,381
2027	2,761
2028	947
2029	584
Thereafter	940
Time deposits by category	775,772
Brokered \| Certificates of deposit
Deposits
2025	623,919
2026	148,195
Time deposits by category	$ 772,114

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of time deposit maturing after fifth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of time deposit liabilities, including certificates of deposit.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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