ACCOUNTS RECEIVABLE (Costs and Estimated Earnings on Uncompleted Contracts) (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
ACCOUNTS RECEIVABLE [Abstract]
Costs incurred on uncompleted contracts	$ 6,350,706	$ 33,898,851
Estimated earnings	601,755	2,563,744
Total billable costs and estimated earnings	6,952,461	36,462,595
Less: Billings to date	6,950,718	36,464,398
Included in accompanying balance sheet:
Unbilled costs and estimated earnings on uncompleted contracts included in accounts receivable	1,743	349
Billings in excess of costs and estimated earnings on uncompleted contracts	0	(2,152)
The total of costs and estimated revenue on uncompleted contracts	1,743	(1,803)
The total of costs and estimated revenue on uncompleted contracts including accompanying balance sheet items	$ 1,743	$ (1,803)