Note 3 - Cost and Estimated Earnings on Uncompleted Contracts (Tables)

12 Months Ended

Dec. 31, 2013

Contractors [Abstract]

Cost And Estimated Earnings On Uncompleted Contracts [Table Text Block]

	December 31,
	2013			2012
	(Dollars in thousands)
Costs and estimated earnings incurred on uncompleted contracts	$	51,550		$	192,948
Less billings to date		(38,236	)		(208,743	)
Total	$	13,314		$	(15,795	)

Cost and Estimated Earnings on Uncompleted Contracts Included In Consolidated Balance Sheets [Table Text Block]

	December 31,
	2013			2012
	(Dollars in thousands)
Costs and estimated earnings in excess of billings on uncompleted contracts	$	21,217		$	9,613
Billings in excess of costs and estimated earnings on uncompleted contracts		(7,903	)		(25,408	)
Total	$	13,314		$	(15,795	)