Goodwill and Other Intangible Assets - Additional Information (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Intangible Asset, Finite-Lived [Line Items] | ||||
| Goodwill impairment | $ 0 | $ 0 | $ 0 | $ 0 |
| Net impairment (net recovery) | 0 | 0 | 0 | 0 |
| Amortization of other intangible assets | 6,268,000 | 7,427,000 | 13,187,000 | 15,446,000 |
| Core Deposits and Other | ||||
| Intangible Asset, Finite-Lived [Line Items] | ||||
| Impairment of core deposits and other intangibles | $ 0 | $ 0 | $ 0 | $ 0 |
| Core Deposits | ||||
| Intangible Asset, Finite-Lived [Line Items] | ||||
| Weighted average amortization period, years | 10 years | |||
| Other | ||||
| Intangible Asset, Finite-Lived [Line Items] | ||||
| Weighted average amortization period, years | 13 years 7 months 6 days | |||
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- Definition Weighted-average period of amortization for finite-lived intangible asset acquired in business combination, asset acquisition, and from joint venture formation, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of impairment loss for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made when the estimate of the fair value is changed. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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