Costs and Estimated Earnings on Uncompleted Contracts (Tables)

6 Months Ended

Jun. 30, 2013

Costs and Estimated Earnings on Uncompleted Contracts

Schedule of costs and estimated earnings on uncompleted contracts

	June 30, 2013			December 31, 2012
Costs incurred on uncompleted contracts	$	3,744,678		$	3,882,968
Reserve for estimated losses on uncompleted contracts	522			764
Gross profit recognized	446,369			448,928
	4,191,569			4,332,660
Less: billings to date	(4,283,851		)	(4,449,851		)
	$	(92,282	)	$	(117,191	)

Schedule of costs and estimated earnings on uncompleted contracts included in consolidated balance sheet

	June 30, 2013			December 31, 2012
Costs and estimated earnings in excess of billings	$	70,288		$	41,701
Billings in excess of costs and estimated earnings	(162,570		)	(158,892		)
	$	(92,282	)	$	(117,191	)