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Segment Reporting | 9 Months Ended
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Oct. 31, 2023
Segment Reporting [Abstract] |
Segment Reporting | 14. Segment Reporting The Company operates in one operating and reporting segment related to the development and sales of low-power, HD, Ultra HD video compression, image processing and computer vision solutions. The Chief Executive Officer of the Company has been identified as the Chief Operating Decision Maker (the CODM) and manages the Company’s operations as a whole. For the purpose of evaluating financial performance and allocating resources, the CODM reviews financial information presented on a consolidated basis accompanied by information by customer and geographic region. Geographic Revenue The following table sets forth the Company’s revenue by geographic region based on bill-to location for the periods indicated. Certain prior quarter amounts of revenue by geographic region have been adjusted to reflect the appropriate bill-to location for the related revenue. These adjustments did not impact the total revenues in any of the periods presented.
|  | Three Months Ended October 31, |  |  | Nine Months Ended October 31, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
|  | (in thousands) |
Taiwan |  | $ | 27,179 |  |  | $ | 51,306 |  |  | $ | 91,295 |  |  | $ | 150,595 |
Asia Pacific |  |  | 14,300 |  |  |  | 15,309 |  |  |  | 45,378 |  |  |  | 54,724 |
Europe |  |  | 2,869 |  |  |  | 5,310 |  |  |  | 9,058 |  |  |  | 18,472 |
North America other than United States |  |  | 5,032 |  |  |  | 8,870 |  |  |  | 24,407 |  |  |  | 21,930 |
United States |  |  | 1,215 |  |  |  | 2,301 |  |  |  | 4,720 |  |  |  | 8,564 |
Total revenue |  | $ | 50,595 |  |  | $ | 83,096 |  |  | $ | 174,858 |  |  | $ | 254,285 |
Substantially all of the Company’s property and equipment were located in the Asia Pacific region, United States and Europe. As of October 31, 2023, the net amount of these fixed assets located in these regions was approximately $5.7 million, $3.9 million and $1.3 million, respectively. As of January 31, 2023, the net amount of these fixed assets located in these regions was approximately $6.3 million, $4.0 million and $1.5 million, respectively. Major Customers For the three months ended October 31, 2023, the customers representing 10% or more of revenue were WT, Hakuto and Chicony, which accounted for approximately 53.7%, 12.0% and 11.7% of total revenue, respectively. For the nine months ended October 31, 2023, the customers representing 10% or more of revenue were WT and Chicony, which accounted for approximately 52.2% and 13.9% of total revenue, respectively. For the three and nine months ended October 31, 2022, the customers representing 10% or more of revenue were WT and Chicony, which accounted for approximately 61.6% and 10.7% of total revenue for the three months ended October 31, 2022, respectively, and accounted for approximately 59.1% and 11.6% of total revenue for the nine months ended October 31, 2022, respectively. Accounts receivable with WT, Chicony and Hakuto were approximately $8.1 million, $6.0 million and $1.1 million as of October 31, 2023, respectively.

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- Definition The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-15 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-31 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-40 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//280/tableOfContent Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 26 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-26 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-34 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-21 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-21 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 + Details
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