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ACCOUNTS RECEIVABLE (Costs and Estimated Earnings on Uncompleted Contracts) (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
ACCOUNTS RECEIVABLE [Abstract]
Costs incurred on uncompleted contracts	$ 694,167	$ 6,350,706
Estimated earnings	53,471	601,755
Total billable costs and estimated earnings	747,638	6,952,461
Less: Billings to date	745,810	6,950,718
Included in accompanying balance sheet:
Unbilled costs and estimated earnings on uncompleted contracts included in accounts receivable	1,828	1,743
Billings in excess of costs and estimated earnings on uncompleted contracts	0	0
The total of costs and estimated revenue on uncompleted contracts including accompanying balance sheet items	$ 1,828	$ 1,743

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.

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- Definition

Amount included in cost of uncompleted contracts in excess of related billings, or unbilled accounts receivable, which is expected to be collected within a year within one year (or one operating cycle, if longer) from the date of the balance sheet.

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