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CONCENTRATION OF RISK | 6 Months Ended
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Jun. 30, 2015
Risks and Uncertainties [Abstract] |
CONCENTRATION OF RISK |
14. | CONCENTRATION OF RISK:
Included in technology development and support revenue in the accompanying statement of operations is $31,000 and $48,000 for the three months ended June 30, 2015 and 2014, respectively, and $43,000 and $117,000 for the six months ended June 30, 2015 and 2014, respectively, of revenue which was derived from contracts with United States government agencies. Revenues derived from contracts with United States government agencies represented less than 1% of the consolidated revenue for all periods presented. Revenues and accounts receivable from the Company's largest non-government customers were as follows (in thousands):
|  | % of Revenues for the three months ended June 30, |  | % of Revenues for the six months ended June 30, |  | Accounts Receivable as of
Customer |  | 2015 |  | 2014 |  | 2015 |  | 2014 |  | June 30, 2015
A |  | 74% |  | 62% |  | 63% |  | 52% |  | $ | 7,770 |
B |  | 18% |  | 14% |  | 21% |  | 18% |  | $ | 6,905 |
C |  | 3% |  | 16% |  | 8% |  | 22% |  | $ | 923 |
Revenues from outside of North America represented approximately 99% of the consolidated revenue for both the three months ended June 30, 2015 and 2014, and approximately 99% of the consolidated revenue for both the six months ended June 30, 2015 and 2014. Revenues by geographic area are as follows (in thousands):
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
Country |  | 2015 |  | 2014 |  | 2015 |  | 2014
South Korea |  | 53,842 |  |  | 49,262 |  |  | 76,064 |  |  | 72,218 |
Japan |  | 2,866 |  |  | 10,903 |  |  | 10,626 |  |  | 24,961 |
Other non-U.S. locations |  | 867 |  |  | 3,798 |  |  | 1,883 |  |  | 4,456 |
Total non-U.S. locations |  | $ | 57,575 |  |  | $ | 63,963 |  |  | $ | 88,573 |  |  | $ | 101,635 |
United States |  | 517 |  |  | 164 |  |  | 742 |  |  | 330 |
Total revenue |  | $ | 58,092 |  |  | $ | 64,127 |  |  | $ | 89,315 |  |  | $ | 101,965 |
The Company attributes revenue to different geographic areas on the basis of the location of the customer. Long-lived assets (net), by geographic area are as follows (in thousands):
|  | June 30, 2015 |  | December 31, 2014
United States |  | $ | 20,788 |  |  | $ | 19,763 |
Other |  | 117 |  |  | 159 |
Total long-lived assets |  | $ | 20,905 |  |  | $ | 19,922 |
Substantially all chemical materials were purchased from one supplier. See Note 8.

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- Definition The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6327-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6442-108592 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611 + Details
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