4. BILLINGS, COSTS AND ESTIMATED EARNINGS (Tables)

6 Months Ended

Jun. 30, 2016

Contractors [Abstract]

COSTS, ESTIMATED EARNINGS AND BILLINGS ON UNCOMPLETED CONTRACTS

	June 30, 2016			December 31, 2015
Costs incurred on uncompleted contracts	$	6,378		$	3,220
Estimated earnings on uncompleted contracts		3,807			2,282
		10,185			5,502
Less: Billings to date on uncompleted contracts		(11,175	)		(4,194	)
	$	(990	)	$	1,308
Included in the accompanying consolidated balance sheets under the following captions:
Costs and estimated earnings in excess of billings on uncompleted contracts	$	2,274		$	1,354
Billings in excess of costs and estimated earnings on uncompleted contracts		(3,264	)		(46	)
	$	(990	)	$	1,308