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Income Taxes - Provision for Income Tax Expense (Detail) - USD ($) | 12 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Current: |  |  |
Federal | $ 2,297,000 | $ 1,483,000 |
State | 148,000 | 130,000 |
Total current | 2,445,000 | 1,613,000 |
Deferred: |  |  |
Federal | 52,000 | 631,000 |
State | 131,000 | 126,000 |
Total deferred | 183,000 | 757,000 |
Income tax expense | $ 2,628,000 | $ 2,370,000 | [1]
[1] | The amounts for the year ended September 30, 2018 have been adjusted to reflect the change in inventory accounting method, as described in Notes 1 and 2 to the Consolidated Financial Statements.

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