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Summary of Significant Accounting Policies (Details) $ in Thousands | Jun. 30, 2020 USD ($) branch | Sep. 30, 2019 USD ($)
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Accounting Policies [Line Items] |  |
Number of bank branches | branch | 234 |
Cash collateral | $ 104,000 | $ 31,850
Loans in process | 1,353,774 | 1,201,341
Financing Receivable |  |
Accounting Policies [Line Items] |  |
Loans in process | $ 2,235,184 | $ 2,379,089

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- Details
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