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Accounts Receivable (Tables) | 12 Months Ended
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Sep. 30, 2020
Accounts Receivable |
Schedule of Accounts, Notes, Loans and Financing Receivable | Accounts receivable, net of the allowance for doubtful accounts, from continuing operations consist of the following at September 30, 2020 and 2019: ​
​ | ​ | ​ | ​ | ​ | ​
(Dollars in thousands) |  | 2020 |  | 2019
Commercial | ​ | $ | 121,924 |  | 137,553
U.S. Government and prime contractors | ​ |  | 22,158 |  | 21,162
Total | ​ | $ | 144,082 |  | 158,715

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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