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CONCENTRATION OF RISK | 3 Months Ended
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Mar. 31, 2025
Risks and Uncertainties [Abstract] |
CONCENTRATION OF RISK | 19. CONCENTRATION OF RISK: Revenues and accounts receivable from the Company's largest customers were as follows (in thousands):
|  | % of Total Revenue for the Three Months Ended March 31, |  | Accounts Receivable as of |
Customer |  | 2025 |  | 2024 |  | March 31, 2025 |
A |  | 36% |  | 41% |  | $ | 47,024 |
B |  | 23% |  | 16% |  | $ | 10,607 |
C |  | 20% |  | 25% |  | $ | 33,195 |
Revenues from outside of North America represented approximately 96% and 99% of consolidated revenue for the three months ended March 31, 2025 and 2024, respectively. Revenues by geographic area are as follows (in thousands):
|  | Three Months Ended March 31, |
Country |  | 2025 |  |  | 2024 |
South Korea |  | $ | 87,333 |  |  | $ | 102,398 |
China |  |  | 71,092 |  |  |  | 57,470 |
Japan |  |  | 413 |  |  |  | 1,254 |
Other non-U.S. locations |  |  | 454 |  |  |  | 1,665 |
Total non-U.S. locations |  |  | 159,292 |  |  |  | 162,787 |
United States |  |  | 6,985 |  |  |  | 2,472 |
Total revenue |  | $ | 166,277 |  |  | $ | 165,259 |
The Company attributes revenue to different geographic areas on the basis of the location of the customer. Property and equipment, net by geographic area are as follows (in thousands):
|  | March 31, 2025 |  |  | December 31, 2024 |
United States |  | $ | 117,744 |  |  | $ | 117,496 |
Ireland |  |  | 64,436 |  |  |  | 63,346 |
Other |  |  | 14,083 |  |  |  | 14,397 |
Total property and equipment, net |  | $ | 196,263 |  |  | $ | 195,239 |
Substantially all chemical materials were purchased from one supplier. See Note 13.

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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://fasb.org/us-gaap/role/ref/legacyRef -Topic 275 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/275/tableOfContent + Details
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