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Business Segments, Concentration of Credit Risk and Significant Customers | 12 Months Ended
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Dec. 31, 2013
Business Segments, Concentration of Credit Risk and Significant Customers |
Business Segments, Concentration of Credit Risk and Significant Customers | Note 11: Business Segments, Concentration of Credit Risk and Significant Customers The Company operates in one business segment and uses one measurement of profitability for its business. Revenue attributed to the United States and to all foreign countries is based on the geographical location of the customer. Financial instruments that potentially subject the Company to significant concentrations of credit risk consist principally of cash, cash equivalents, short-term and long-term investments and accounts receivable. Cash, cash equivalents and short-term and long term investments are deposited with high credit quality institutions. The Company recognized revenue from licensing of its technologies or shipment of ICs to customers in North America, Asia and Europe as follows (in thousands):
|  | Years Ended December 31, |
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|  | 2013 |  | 2012 |  | 2011 |
Taiwan |  | $ | 1,831 |  | $ | 1,700 |  | $ | 3,197 |
North America |  |  | 1,318 |  |  | 2,511 |  |  | 5,476 |
Japan |  |  | 1,207 |  |  | 1,571 |  |  | 4,700 |
Rest of Asia |  |  | 42 |  |  | 214 |  |  | 7 |
Europe |  |  | — |  |  | 86 |  |  | 727 |
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Total |  | $ | 4,398 |  | $ | 6,082 |  | $ | 14,107 |
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Customers who accounted for at least 10% of total revenues were as follows:
|  | Years Ended December 31, |
--- | --- | --- | ---
|  | 2013 |  | 2012 |  | 2011 |
Customer A |  |  | 41 | % |  | 28 | % |  | 23 | %
Customer B |  |  | 13 | % |  | 26 | % |  | 12 | %
Customer C |  |  | * |  |  | 12 | % |  | 17 | %
* Represents percentage less than 10%. Two customers accounted for 96% of net accounts receivable at December 31, 2013. Three customers accounted for 100% of net accounts receivable at December 31, 2012. Net property and equipment, classified by major geographic areas, was as follows at December 31, 2013 and 2012 (in thousands):
|  | December 31, |
--- | --- | --- | ---
|  | 2013 |  | 2012 |
|  | (in thousands) |
U.S. |  | $ | 610 |  | $ | 1,114 |
Non-U.S. |  |  | 96 |  |  | 124 |
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Total |  | $ | 706 |  | $ | 1,238 |
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