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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Sep. 30, 2022
Accounting Policies [Abstract]  
Schedule of goodwill and intangible assets
The table below provides detail regarding the Company's intangible assets.
GoodwillCore Deposit and Other IntangiblesTotal
(In thousands)
Balance at September 30, 2020$302,707 $7,199 $309,906 
Additions750 750 1,500 
Amortization— (1,387)(1,387)
Balance at September 30, 2021303,457 6,562 310,019 
Additions— — — 
Amortization— (1,010)(1,010)
Balance at September 30, 2022$303,457 $5,552 $309,009 
Schedule of future amortization expense
The table below presents the estimated future amortization expense of core deposit and other intangibles for the next five years.
Fiscal YearExpense
(In thousands)
2023$955 
2024921 
2025872 
2026829 
2027654