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Contracts Receivable Including Retainage, Net | 9 Months Ended
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Jun. 30, 2019
Contractors [Abstract] |
Contracts Receivable Including Retainage, Net | Contracts Receivable Including Retainage, net Contracts receivable including retainage, net consisted of the following at June 30, 2019 and September 30, 2018 (in thousands):
| June 30, 2019 |  | September 30, 2018
| (unaudited) |  |
Contracts receivable | $ | 117,046 |  | $ | 104,541
Retainage | 19,182 |  | 16,848
| 136,228 |  | 121,389
Allowance for doubtful accounts | (1,519) |  | (1,098)
Contracts receivable including retainage, net | $ | 134,709 |  | $ | 120,291
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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