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ACCOUNTS RECEIVABLE AND CONTRACT COSTS (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011
ACCOUNTS RECEIVABLE AND CONTRACT COSTS |  |
Allowances for doubtful accounts | $ 45,000 | $ 70,000
Contract retainage balance included in accounts receivable | 307,000 | 324,000
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 (loss) earnings on uncompleted contracts |  |
Costs incurred on uncompleted contracts | 2,373,000 | 1,315,000
Estimated (loss) earnings | (238,000) | 169,000
Costs and estimated earnings on uncompleted contracts | 2,135,000 | 1,484,000
Less billings to date | 2,331,000 | 1,403,000
Net costs and estimated (loss) earnings in excess of (less than) billings | (196,000) | 81,000
Costs and estimated (loss) earnings 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) | 321,000 | 444,000
Billings in excess of costs and estimated earnings on uncompleted contracts (included in other current liabilities) | (517,000) | (363,000)
Net costs and estimated (loss) earnings in excess of (less than) billings | $ (196,000) | $ 81,000

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