Significant Customer and Geographic Information (Tables)

9 Months Ended

Sep. 30, 2017

Segment Reporting [Abstract]

Schedule of customers that contributed 10% or more of total accounts receivable

Customers that each contributed 10% or more of our total revenues were as follows:

	Percentage of Total Revenues for the
	Three Months Ended September 30,		Nine Months Ended September 30,
	2017	2016	2017	2016
Customer A	27%	76%	37%	43%
Customer B	*	*	*	27%
Customer C	29%	*	18%	*
Customer D	11%	*	11%	*
Customer E	10%	*	*	*
Customer F	*	11%	*	*

Customers that each contributed 10% or more of our total accounts receivable had the following balances for the periods presented:

	Percentage of Accounts Receivables at
	September 30, 2017	December 31, 2016
Customer A	30%	54%
Customer C	35%	*
Customer E	13%	*
Customer F	*	16%

* Less than 10% of the period presented

Schedule of revenues by geographical area

Geographic revenues are identified by the location of the customer and consist of the following (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Revenues:
United States	$	3,597	$	10,356	9,695		$	15,458
Asia
Singapore	875		792		4,369		2,912
India	1,273		714		3,548		2,760
Others	816		245		2,008		740
Europe
United Kingdom	2		145		46		10,726
Switzerland	826		937		3,154		1,555
Slovenia	—		79		1,632		823
Ireland	2,240		1,505		2,526		1,505
Others	347		80		1,224		621
Others	8		17		99		1,768
Total revenues	$	9,984	$	14,870	$	28,301	$	38,868

Schedule of long-lived assets by geographical area

Identifiable long-lived assets as follows (in thousands):

Long-lived assets:	September 30, 2017		December 31, 2016
United States	$	3,137	$	2,414