REVENUE RECOGNITION (Tables)

9 Months Ended

Sep. 30, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

Summary of changes in contract assets and liabilities for the nine months ended September 30, 2019 and 2018:

	Nine Months Ended September 30,
	2019			2018
Contract assets
Contract assets, beginning	$	36,000		$	67,000
Contract assets at beginning of year transferred to accounts receivable	(36,000		)	(43,000		)
Reversal of contract assets due to changes in transaction price	(8,000		)	(24,000		)
Contract assets recorded on contracts during the period	8,000			3,000
Contract assets, ending	$	—		$	3,000
Contract liabilities
Contract liabilities, beginning	$	271,000		$	146,000
Recognition of revenue included in beginning of year contract liabilities	(199,000		)	(92,000		)
Contract liabilities, net of revenue recognized on contracts during the period	2,037,000			132,000
Foreign currently translation	$	—		$	1,000
Contract liabilities, ending	$	2,109,000		$	187,000

Revenue from External Customers by Geographic Areas

The following table presents our disaggregated revenue by region and source:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Revenue by geographic region:
United States	$	79,000	$	96,000	$	276,000	$	338,000
Switzerland	—		19,000		—		58,000
Total revenue	$	79,000	$	115,000	$	276,000	$	396,000
Revenue by source:
Design services	$	70,000	$	85,000	$	252,000	$	276,000
Royalties	9,000		30,000		24,000		120,000
Total revenue	$	79,000	$	115,000	$	276,000	$	396,000