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ACCOUNTS RECEIVABLE AND CONTRACT COSTS (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015
Receivables [Abstract] |  |
Allowances for doubtful accounts | $ 40 | $ 23
Contract retainage balance included in accounts receivable | $ 202 | 257
Expected collection period of retainage balance | 1 year |
Expected collection period of retainage balance after the related contracts have received final acceptance and approval | 45 days |
Costs and estimated earnings (loss) on uncompleted contracts |  |
Costs incurred on uncompleted contracts | $ 966 | 1,890
Estimated earnings | 70 | 226
Costs and estimated earnings (loss) on uncompleted contracts | 1,036 | 2,116
Less billings to date | 1,112 | 2,503
Net costs and estimated earnings (loss) in excess of (less than) billings | (76) | (387)
Costs and estimated earnings (loss) on uncompleted contracts included in the consolidated balance sheets |  |
Costs and estimated earnings in excess of billings on uncompleted contracts (included in other current assets) | 89 | 182
Billings in excess of costs and estimated earnings on uncompleted contracts (included in other current liabilities) | (165) | (569)
Net costs and estimated earnings (loss) in excess of (less than) billings | $ (76) | $ (387)

X
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- Definition Represents the expected collection period of amount billed to customers under contracts or programs that have been withheld because of retainage provisions in a contract. + References No definition available. + Details
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- Definition A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5074-111524 + Details
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- Definition Liability attributable to (i) billings in excess of costs under the percentage of completion contract accounting method representing the difference between contractually invoiced amounts (billings) and revenue recognized based, for example, on costs incurred to estimated total costs at period end or (ii) contractually invoiced amounts (billings) in excess of costs incurred and accumulated under the completed contract accounting method that are expected to be realized within one year or one operating cycle, whichever is longer, from the reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=68068069&loc=d3e57788-111642 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=68068069&loc=d3e57807-111642 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68068069&loc=d3e57795-111642 + Details
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