Costs and Estimated Earnings on Uncompleted Contracts (Tables)

12 Months Ended

Dec. 31, 2017

Text Block [Abstract]

Costs and Estimated Earnings on Uncompleted Contracts

(Table only in thousands)	2017			2016
Costs incurred on uncompleted contracts	$	169,665		$	186,609
Estimated earnings		61,556			77,709
Total costs and estimated earnings on uncompleted contracts, gross		231,221			264,318
Less billings to date		(217,743	)		(261,280	)
Total costs and estimated earnings on uncompleted contracts, net	$	13,478		$	3,038
Included in the accompanying consolidated balance sheets    under the following captions:
Costs and estimated earnings in excess of billings on    uncompleted contracts	$	33,947		$	38,123
Billings in excess of costs and estimated earnings on    uncompleted contracts		(20,469	)		(35,085	)
Total costs and estimated earnings on uncompleted contracts, net	$	13,478		$	3,038