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Merger Expenses for BANC (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Professional Fees	$ (24,623)	$ (30,278)	$ (21,492)
BANC
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Employee Severance	63,277
Professional Fees	(32,523)
Asset Impairment Charges	(18,600)
Business Combination, Integration Related Costs	(2,300)
Other Expenses	(5,024)
Payments for Merger Related Costs	$ 121,724

X

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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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.

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Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

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Amount of expense classified as other.

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The amount of cash paid during the reporting period for charges associated with the mergers.

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A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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