XML 19 R24.htm IDEA: XBRL DOCUMENT

Costs and Estimated Earnings on Uncompleted Contracts (Tables)

6 Months Ended

Jun. 30, 2013

Costs and Estimated Earnings on Uncompleted Contracts [Abstract]

Summary of costs and estimated earnings on uncompleted contracts

		2013				2012
Costs incurred on uncompleted contracts		$	1,236,157			$	177,529
Provision for loss on uncompleted contracts			(38,604	)			(6,680	)
Estimated earnings			(58,232	)			19,516
			1,139,321				190,365
Less: billings to date			(1,066,689	)			(223,678	)

		$	72,632			$	(33,313	)

Summary of costs and estimated earnings amounts on uncompleted contracts included in balance sheets

		2013				2012
Costs and estimated earnings in excess of billings on uncompleted contracts		$	135,278			$	36,476
Billings in excess of cost and estimated earnings on uncompleted contracts			(62,646	)			(69,789	)
		$	72,632			$	(33,313	)