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Segments and Major Customers (Tables) | 6 Months Ended
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Jun. 30, 2014
Concentration Risk [Line Items] |
Reported segment revenues, and reported segment direct operating income (loss) | The tables below present reported segment operating income (loss) for the three and six months ended June 30, 2014 and 2013, respectively.
| For the Three Months Ended June 30, 2014 |  | For the Six Months Ended June 30, 2014
| MID |  | CRI |  | CTO |  | Other |  | Total |  | MID |  | CRI |  | CTO |  | Other |  | Total
| (In thousands) |  | (In thousands)
Revenues | $ | 58,664 |  |  | $ | 12,771 |  |  | $ | — |  |  | $ | 5,083 |  |  | $ | 76,518 |  |  | $ | 119,820 |  |  | $ | 25,674 |  |  | $ | — |  |  | $ | 9,312 |  |  | $ | 154,806 |
Segment operating expenses | 9,517 |  |  | 8,290 |  |  | 4,518 |  |  | 4,675 |  |  | 27,000 |  |  | 19,437 |  |  | 15,919 |  |  | 8,789 |  |  | 9,057 |  |  | 53,202 |
Segment operating income (loss) | $ | 49,147 |  |  | $ | 4,481 |  |  | $ | (4,518 | ) |  | $ | 408 |  |  | $ | 49,518 |  |  | $ | 100,383 |  |  | $ | 9,755 |  |  | $ | (8,789 | ) |  | $ | 255 |  |  | $ | 101,604 |
Reconciling items |  |  |  |  |  |  |  |  |  |  | (29,414 | ) |  |  |  |  |  |  |  |  |  |  |  | (58,311 | )
Operating income |  |  |  |  |  |  |  |  |  |  | $ | 20,104 |  |  |  |  |  |  |  |  |  |  |  |  | $ | 43,293 |
Interest and other income (expense), net |  |  |  |  |  |  |  |  |  |  | (8,666 | ) |  |  |  |  |  |  |  |  |  |  |  | (18,579 | )
Income before income taxes |  |  |  |  |  |  |  |  |  |  | $ | 11,438 |  |  |  |  |  |  |  |  |  |  |  |  | $ | 24,714 |
| For the Three Months Ended June 30, 2013 |  | For the Six Months Ended June 30, 2013
| MID |  | CRI |  | CTO |  | Other |  | Total |  | MID |  | CRI |  | CTO |  | Other |  | Total
| (In thousands) |  | (In thousands)
Revenues | $ | 49,456 |  |  | $ | 7,914 |  |  | $ | — |  |  | $ | 549 |  |  | $ | 57,919 |  |  | $ | 109,131 |  |  | $ | 14,797 |  |  | $ | — |  |  | $ | 857 |  |  | $ | 124,785 |
Segment operating expenses | 10,344 |  |  | 6,072 |  |  | 6,347 |  |  | 4,908 |  |  | 27,671 |  |  | 20,228 |  |  | 10,960 |  |  | 13,518 |  |  | 8,537 |  |  | 53,243 |
Segment operating income (loss) | $ | 39,112 |  |  | $ | 1,842 |  |  | $ | (6,347 | ) |  | $ | (4,359 | ) |  | $ | 30,248 |  |  | $ | 88,903 |  |  | $ | 3,837 |  |  | $ | (13,518 | ) |  | $ | (7,680 | ) |  | $ | 71,542 |
Reconciling items |  |  |  |  |  |  |  |  |  |  | (24,504 | ) |  |  |  |  |  |  |  |  |  |  |  | (64,357 | )
Operating income |  |  |  |  |  |  |  |  |  |  | $ | 5,744 |  |  |  |  |  |  |  |  |  |  |  |  | $ | 7,185 |
Interest and other income (expense), net |  |  |  |  |  |  |  |  |  |  | (8,845 | ) |  |  |  |  |  |  |  |  |  |  |  | (16,177 | )
Loss before income taxes |  |  |  |  |  |  |  |  |  |  | $ | (3,101 | ) |  |  |  |  |  |  |  |  |  |  |  | $ | (8,992 | )
Revenue from external customer by geographic regions | Revenue from customers in the geographic regions based on the location of contracting parties is as follows:
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
(In thousands) |  | 2014 |  | 2013 |  | 2014 |  | 2013
South Korea |  | $ | 26,946 |  |  | $ | 22,502 |  |  | $ | 53,799 |  |  | $ | 44,527 |
USA |  | 27,898 |  |  | 15,106 |  |  | 56,572 |  |  | 40,675 |
Japan |  | 7,388 |  |  | 12,261 |  |  | 16,643 |  |  | 26,869 |
Europe |  | 4,276 |  |  | 5,432 |  |  | 12,839 |  |  | 7,560 |
Canada |  | 1,787 |  |  | 1,862 |  |  | 3,611 |  |  | 3,648 |
Asia-Other |  | 8,223 |  |  | 756 |  |  | 11,342 |  |  | 1,506 |
Total |  | $ | 76,518 |  |  | $ | 57,919 |  |  | $ | 154,806 |  |  | $ | 124,785 |
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 June 30, 2014 and December 31, 2013, respectively, was as follows:
Customer |  | June 30, 2014 |  | December 31, 2013
Customer 1 (MID and CRI reportable segments) |  | 68% |  | *
Customer 2 (Other reportable segment) |  | 25% |  | 74%
_________________________________________ * 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 and six months ended June 30, 2014 and 2013, respectively, was as follows:
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
Customer |  | 2014 |  | 2013 |  | 2014 |  | 2013
Customer A (MID and CRI reportable segments) |  | 20 | % |  | 39 | % |  | 19 | % |  | 36 | %
Customer B (MID reportable segment) |  | 15 | % |  | * |  |  | 15 | % |  | * |
Customer C (MID reportable segment) |  | 13 | % |  | * |  |  | 13 | % |  | * |
_________________________________________ * Customer accounted for less than 10% of total revenue in the period

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