Segments and Major Customers (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

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, 2014 and 2013, respectively.

	For the Three Months Ended March 31, 2014
	MID		CRI		CTO			Other			Total
	(In thousands)
Revenues	$	61,156	$	12,903	$	—		$	4,229		$	78,288
Segment operating expenses	9,920		7,629		4,271			4,382			26,202
Segment operating income (loss)	$	51,236	$	5,274	$	(4,271	)	$	(153	)	$	52,086
Reconciling items											(28,897		)
Operating income											$	23,189
Interest and other income (expense), net											(9,913		)
Income before income taxes											$	13,276

	For the Three Months Ended March 31, 2013
	MID		CRI		CTO			Other			Total
	(In thousands)
Revenues	$	59,674	$	6,883	$	—		$	309		$	66,866
Segment operating expenses	9,884		4,888		7,171			3,629			25,572
Segment operating income (loss)	$	49,790	$	1,995	$	(7,171	)	$	(3,320	)	$	41,294
Reconciling items											(39,853		)
Operating income											$	1,441
Interest and other income (expense), net											(7,332		)
Loss before income taxes											$	(5,891	)

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, 2014 and 2013, respectively, was as follows:

	Three Months Ended
	March 31,
Customer	2014		2013
Customer A (MID and CRI reportable segments)	19	%	33	%
Customer B (MID reportable segment)	15	%	*
Customer C (MID reportable segment)	12	%	*
Customer D (MID reportable segment)	*		15	%
Customer E (MID reportable segment)	*		10	%

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

Revenue from external customer by geographic regions

Revenue from customers in the geographic regions based on the location of customers' headquarters is as follows:

	Three Months Ended
	March 31,
(In thousands)	2014		2013
South Korea	$	26,853	$	22,025
USA	28,674		25,569
Japan	9,255		14,609
Europe	8,563		2,127
Canada	1,824		1,786
Asia-Other	3,119		750
Total	$	78,288	$	66,866