3. REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)

12 Months Ended

Dec. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue - Contract Revenue

The following table presents our revenues disaggregated by fixed price and service contracts. Sales taxes are excluded from revenues.

	Year Ended December 31,
	2020		2019
Fixed Price Contracts	$	8,664	$	12,337
Service Contracts		4,313		6,578
Total	$	12,977	$	18,915

Schedule of earnings in excess of billings on uncompleted contracts

The following table summarizes our contract assets, which are “Costs and estimated earnings in excess of billings on uncompleted contracts” and our contract liabilities, which are “Billings in excess of costs and estimated earnings on uncompleted contracts”.

	December 31, 2020			December 31, 2019
Costs incurred on uncompleted contracts	$	2,098		$	1,687
Estimated earnings on uncompleted contracts		3,153			2,294
		5,251			3,981
Less: Billings to date on uncompleted contracts		(5,792	)		(3,790	)
	$	(541	)	$	191
Included in the accompanying consolidated balance sheets under the following captions:
Contract assets	$	189		$	814
Contract liabilities		(730	)		(623	)
	$	(541	)	$	191