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Goodwill and CDI (Tables)
12 Months Ended
Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
Amortization expense for the CDI for fiscal years ending subsequent to September 30, 2019 is estimated to be as follows (dollars in thousands):

2020
$
406

2021
361

2022
316

2023
271

2024
226

Thereafter
451

      Total
$
2,031

The following table presents the change in the recorded amount of goodwill for the year ended September 30, 2019 (dollars in thousands). There were no changes to the recorded amount of goodwill for the years ended September 30, 2018 and 2017.
Balance, beginning of year
$
5,650

Addition as a result of the South Sound Acquisition (see Note 2)
9,481

Balance, end of year
$
15,131