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Income Taxes - Narrative (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating Loss Carryforwards [Line Items] |  |  |
Unrealized loss on securities, tax expense (benefit) | $ 1,800,000 | $ 4,900,000 | $ (10,400,000)
Tax credit, writeoff | 1,200,000 |  |
Retained earnings not provided for provision for income tax | 10,800,000 |  |
Income tax expense related to tax reform | 1,800,000 |  |
Unrecognized tax benefits | 0 | 0 | $ 0
Accumulated Other Comprehensive (Loss) Gain |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Income tax expense related to tax reform | 295,000 |  |
Colonial American Bank |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards | 3,300,000 | 3,600,000 |
Operating loss carryforwards, subject to expiration | 22,000 |  |
Sun Bancorp, Inc. |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards | 87,500,000 | 96,800,000 |
Operating loss carryforwards, limitations on use, amount | 9,300,000 |  |
Tax credit | $ 0 | $ 1,200,000 |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-6 + Details
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12A -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482525/740-10-45-15 + Details
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