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Contracts Receivable Including Retainage, net | 6 Months Ended
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Mar. 31, 2020
Contractors [Abstract] |
Contracts Receivable Including Retainage, net | Contracts Receivable Including Retainage, net Contracts receivable including retainage, net consisted of the following at March 31, 2020 and September 30, 2019 (in thousands):
| March 31, 2020 |  | September 30, 2019
| (unaudited) |  |
Contracts receivable | $ | 104,686 |  |  | $ | 121,050 |
Retainage | 19,387 |  |  | 19,835 |
| 124,073 |  |  | 140,885 |
Allowance for doubtful accounts | (1,176) |  |  | (1,003) |
Contracts receivable including retainage, net | $ | 122,897 |  |  | $ | 139,882 |
Retainage receivables have been billed, but are not due until contract completion and acceptance by the customer.

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- Definition The entire disclosure for long-term contracts or programs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 912 -URI http://asc.fasb.org/topic&trid=2145070 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -URI http://asc.fasb.org/subtopic&trid=2197326 + Details
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