Costs and Estimated Earnings on Uncompleted Contracts (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Costs and estimated earnings on uncompleted contracts
Costs incurred on uncompleted contracts	$ 27,504	$ 424,477
Estimated earnings	19,282	41
Cost on uncompleted contracts. net	46,786	424,518
Less: billings to date	(119,796)	(358,064)
Costs in excess of billings on uncompleted contracts, Net	$ (73,010)	$ 66,454

Total amount included in cost of uncompleted contracts in excess of related billings, or unbilled accounts receivable.

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+ Details