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Intangible Assets (Tables) | 6 Months Ended
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Mar. 31, 2019
Goodwill And Intangible Assets Disclosure [Abstract] |
Information About Intangible Assets | Information about the intangible assets of the Company at March 31, 2019 and September 30, 2018, were as follows (in thousands):
|  | March 31, |  |  | September 30, |
|  | 2019 |  |  | 2018 |
Customer relationship |  | $ | 43,800 |  |  | $ | 43,800 |
Accumulated amortization |  |  | (33,363 | ) |  |  | (32,459 | )
|  | $ | 10,437 |  |  | $ | 11,341 |

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