Note 4 - Costs and Estimated Earnings on Uncompleted Contracts (Tables)

9 Months Ended

Sep. 30, 2015

Notes Tables

Unrealized Gain (Loss) on Investments [Table Text Block]

	September 30, 2015
	U.S Government		Commercial		Total
Costs incurred on uncompleted Contracts	$	331,229,392	$	113,516,197	$	444,745,589
Estimated earnings		62,389,343		47,564,640		109,953,983
Sub-total		393,618,735		161,080,837		554,699,572
Less billings to date		338,242,351		120,033,209		458,275,560
Costs and estimated earnings in excess of billings on uncompleted contracts	$	55,376,384	$	41,047,628	$	96,424,012

	December 31, 2014
	U.S. Government		Commercial		Total
Costs incurred on uncompleted Contracts	$	299,871,583	$	90,272,545	$	390,144,128
Estimated earnings		56,708,610		39,773,983		96,482,593
Sub-total		356,580,193		130,046,528		486,626,721
Less billings to date		313,441,471		94,324,761		407,766,232
Costs and estimated earnings in excess of billings on uncompleted contracts	$	43,138,722	$	35,721,767	$	78,860,489

Net Unbilled and Estimated Earnings [Table Text Block]

	September 30, 2015			December 31, 2014
Costs and estimated earnings in excess of billings on uncompleted contracts	$	96,537,127		$	79,054,139
Billings in excess of costs and estimated earnings on uncompleted contracts		(113,115	)		(193,650	)
Totals	$	96,424,012		$	78,860,489