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Business Combination - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2024 | Mar. 01, 2024
Business Acquisition [Line Items] |  |  |  |
Goodwill | $ 414,723 |  | $ 411,360 |
Luther Burbank |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Goodwill |  |  |  | $ 107,890
Intangible assets |  |  |  | $ 37,022
Merger related expenses | $ 239 | $ 517 |  |

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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479405/805-10-25-23 + Details
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