REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)

6 Months Ended

Jun. 30, 2021

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue - Contract Revenue

	Three Months Ended
	June 30,
	2021		2020
Fixed Price Contracts	$	2,011	$	2,073
Service Contracts		2,517		652
Total	$	4,528	$	2,725

	Six Months Ended
	June 30,
	2021		2020
Fixed Price Contracts	$	3,305	$	3,817
Service Contracts		5,145		2,513
Total	$	8,450	$	6,330

Schedule of earnings in excess of billings on uncompleted contracts

	June 30, 2021			December 31, 2020
Costs incurred on uncompleted contracts	$	3,293		$	2,098
Estimated earnings on uncompleted contracts		4,021			3,153
Gross costs and estimated earnings		7,314			5,251
Less: Billings to date on uncompleted contracts		(6,985	)		(5,792	)
Costs incurred plus estimated earning less billings on uncompleted contracts, net	$	329		$	(541	)
Included in the accompanying unaudited condensed consolidated balance sheets under the following captions:
Contract assets	$	502		$	189
Contract liabilities		(173	)		(730	)
Costs incurred plus estimated earning less billings on uncompleted contracts	$	329		$	(541	)