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Summary of Significant Accounting Policies - Schedule of Intangible Assets (Details) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2024 USD ($)
Goodwill |
Goodwill, beginning balance | $ 411,360
Additions | 3,363
Goodwill, ending balance | 414,723
Core Deposit and Other Intangibles |
Core deposit and other intangibles, beginning balance | 37,065
Additions | 180
Amortization | (2,755)
Core deposit and other intangibles, ending balance | 34,490
Total |
Total, beginning balance | 448,425
Additions | 3,543
Amortization | (2,755)
Total, ending balance | $ 449,213

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