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Segments and Major Customers (Tables) | 12 Months Ended
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Dec. 31, 2014
Concentration Risk |
Reported segment revenues, and reported segment operating income (loss) | The tables below present reported segment operating income (loss) for the years ended December 31, 2014, 2013 and 2012:
| For the Year Ended December 31, 2014
| MID |  | CRD |  | Other |  | Total
| (In thousands)
Revenues | $ | 226,303 |  |  | $ | 49,330 |  |  | $ | 20,925 |  |  | $ | 296,558 |
Segment operating expenses | 40,816 |  |  | 27,608 |  |  | 34,106 |  |  | 102,530 |
Segment operating income (loss) | $ | 185,487 |  |  | $ | 21,722 |  |  | $ | (13,181 | ) |  | $ | 194,028 |
Reconciling items |  |  |  |  |  |  |  |  | (118,682 | )
Operating income |  |  |  |  |  |  |  |  | $ | 75,346 |
Interest and other income (expense), net |  |  |  |  |  |  |  |  | (25,096 | )
Income before income taxes |  |  |  |  |  |  |  |  | $ | 50,250 |
| For the Year Ended December 31, 2013
| MID |  | CRD |  | Other |  | Total
| (In thousands)
Revenues | $ | 232,040 |  |  | $ | 32,625 |  |  | $ | 6,836 |  |  | $ | 271,501 |
Segment operating expense | 34,823 |  |  | 20,322 |  |  | 42,306 |  |  | 97,451 |
Segment operating income (loss) | $ | 197,217 |  |  | $ | 12,303 |  |  | $ | (35,470 | ) |  | $ | 174,050 |
Reconciling items |  |  |  |  |  |  | (151,586 | )
Operating income |  |  |  |  |  |  |  | $ | 22,464 |
Interest and other income (expense) , net |  |  |  |  |  |  |  | (34,481 | )
Loss before income taxes |  |  |  |  |  |  |  |  | $ | (12,017 | )
| For the Year Ended December 31, 2012
| MID |  | CRD |  | Other |  | Total
| (In thousands)
Revenues | $ | 215,047 |  |  | $ | 17,808 |  |  | $ | 1,196 |  |  | $ | 234,051 |
Segment operating expenses | 39,537 |  |  | 11,418 |  |  | 43,052 |  |  | 94,007 |
Segment operating income (loss) | $ | 175,510 |  |  | $ | 6,390 |  |  | $ | (41,856 | ) |  | $ | 140,044 |
Reconciling items |  |  |  |  |  |  |  |  | (230,478 | )
Operating loss |  |  |  |  |  |  |  | $ | (90,434 | )
Interest and other income (expense) , net |  |  |  |  |  |  |  |  | (27,451 | )
Loss before income taxes |  |  |  |  |  |  | $ | (117,885 | )
Revenue from external customer by geographic regions | Revenue from customers in the geographic regions based on the location of contracting parties is as follows:
| Years Ended December 31,
| 2014 |  | 2013 |  | 2012
| (In thousands)
South Korea | $ | 107,441 |  |  | $ | 112,806 |  |  | $ | 88,971 |
USA | 109,060 |  |  | 80,652 |  |  | 63,398 |
Japan | 30,454 |  |  | 51,156 |  |  | 63,686 |
Europe | 21,349 |  |  | 15,985 |  |  | 5,236 |
Canada | 7,119 |  |  | 7,896 |  |  | 7,759 |
Asia-Other | 21,135 |  |  | 3,006 |  |  | 5,001 |
Total | $ | 296,558 |  |  | $ | 271,501 |  |  | $ | 234,051 |
Accounts Receivable [Member] |
Concentration Risk |
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 December 31, 2014 and December 31, 2013, respectively, was as follows:
|  | Years Ended December 31,
Customer |  | 2014 |  | 2013
Customer 1 (MID reportable segment) |  | 33% |  | *
Customer 2 (Other segment) |  | 50% |  | 73%
_________________________________________ * Customer accounted for less than 10% of total accounts receivable in the period
Sales, net |
Concentration Risk |
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 years ended December 31, 2014, 2013 and 2012 were as follows:
| Years Ended December 31,
| 2014 |  | 2013 |  | 2012
Customer A (MID and CRD reportable segments) | 20 | % |  | 33 | % |  | 38 | %
Customer B (MID reportable segment) | 16 | % |  | * |  |  | * |
Customer C (MID reportable segment) | 13 | % |  | * |  |  | * |
_________________________________________ * Customer accounted for less than 10% of total revenue in the period

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