UNCOMPLETED CONTRACTS (Details) - USD ($) |
3 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2018 |
Dec. 31, 2017 |
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| Contractors [Abstract] | ||
| Revenue Recognized | ||
| Less: Billings to date | ||
| Costs and estimated earnings in excess of billings on uncompleted contracts | ||
| Billings to date | 3,606,000 | 2,875,500 |
| Revenue Recognized | (3,055,900) | (2,648,200) |
| Billings in excess of costs and estimated earnings on uncompleted contracts | $ 550,100 | $ 227,300 |
| X | ||||||||||
- Definition The amountof billings to date as No definition available.
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| X | ||||||||||
- Definition The amount of billings to date in determining billings in excess of costs and estimated earnings on uncompleted contracts. No definition available.
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of revenue earned from products sold or services provided under the terms of a contract, including, but not limited to, government contracts and construction contracts, classified as other. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of receivable reflecting the cost incurred on uncompleted contracts in excess of related billings which is expected to be collected within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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