Segments and Major Customers (Tables)

3 Months Ended

Mar. 31, 2019

Reported segment revenues, and reported segment direct operating income (loss)

The tables below present reported segment operating income (loss) for the three months ended March 31, 2019 and 2018, respectively.



	For the Three Months Ended March 31, 2019
	MID		RSD			Other			Total
	(In thousands)
Revenues	$	34,490	$	13,894		$	—		$	48,384
Segment operating expenses	23,979		14,221			2,483			40,683
Segment operating income (loss)	$	10,511	$	(327	)	$	(2,483	)	$	7,701
Reconciling items									(39,110		)
Operating loss									$	(31,409	)
Interest and other income (expense), net									5,142
Loss before income taxes									$	(26,267	)



	For the Three Months Ended March 31, 2018
	MID		RSD			Other			Total
	(In thousands)
Revenues	$	33,967	$	10,018		$	2,441		$	46,426
Segment operating expenses	22,949		12,786			5,630			41,365
Segment operating income (loss)	$	11,018	$	(2,768	)	$	(3,189	)	$	5,061
Reconciling items									(48,674		)
Operating loss									$	(43,613	)
Interest and other income (expense), net									4,695
Loss before income taxes									$	(38,918	)

Revenue from external customer by geographic regions

Revenue from customers in the geographic regions based on the location of contracting parties was as follows:



	Three Months Ended
	March 31,
(In thousands)	2019		2018
Taiwan	$	2,101	$	16,110
South Korea	1,281		8,601
USA	34,239		11,221
Japan	2,619		4,034
Europe	3,375		3,866
Canada	1,058		1,410
Singapore	1,884		92
Asia-Other	1,827		1,092
Total	$	48,384	$	46,426

Accounts Receivable [Member]

Concentration Risk [Line Items]

Schedule of customer accounts representing 10% or more than 10% of total revenue

Accounts receivable from the Company's major customers representing 10% or more of total accounts receivable at March 31, 2019 and December 31, 2018, respectively, was as follows:



	As of
Customer	March 31, 2019		December 31, 2018
Customer 1 (MID reportable segment)	*		12	%
Customer 2 (MID reportable segment)	14	%	*
Customer 3 (MID reportable segment)	36	%	39	%

_________________________________________

* Customer accounted for less than 10% of total accounts receivable in the period

Sales, net

Concentration Risk [Line Items]

Schedule of customer accounts representing 10% or more than 10% of total revenue

Revenue from the Company’s major customers representing 10% or more of total revenue for the three months ended March 31, 2019 and 2018, respectively, was as follows:



	Three Months Ended
	March 31,
Customer	2019		2018
Customer A (MID reportable segment)	*		34	%
Customer B (MID reportable segment)	*		11	%
Customer C (MID reportable segment)	19	%	*
Customer D (MID reportable segment)	16	%	*

_________________________________________

* Customer accounted for less than 10% of total revenue in the period