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COMMITMENTS, CONTINGENCIES AND CONCENTRATIONS (Tables) | 3 Months Ended
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Dec. 31, 2022
Commitments and Contingencies Disclosure [Abstract] |
Reserve for product warranty activity | The following table reflects the reserve for warranty activity for the three months ended December 31, 2022 and January 1, 2022:
| Three months ended |  |
(in thousands) | December 31, 2022 |  | January 1, 2022 |  |  |  |
Reserve for warranty, beginning of period | $ | 13,443 |  |  | $ | 16,961 |  |  |  |  |
Provision for warranty | 2,100 |  |  | 3,968 |  |  |  |  |
Utilization of reserve | (4,122) |  |  | (3,819) |  |  |  |  |
Reserve for warranty, end of period | $ | 11,421 |  |  | $ | 17,110 |  |  |  |  |
Obligations not reflected on the Consolidated Balance Sheet | The following table reflects obligations not reflected on the Consolidated Condensed Balance Sheets as of December 31, 2022:
|  |  | Payments due by fiscal year
(in thousands) | Total |  | 2023 |  | 2024 |  | 2025 |  | 2026 |  | 2027 |  | thereafter
Inventory purchase obligation (1) | $ | 273,139 |  |  | $ | 153,613 |  |  | $ | 119,526 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
(1)The Company orders inventory components in the normal course of its business. A portion of these orders are non-cancelable and a portion may have varying penalties and charges in the event of cancellation.
Schedule of Revenue by Major Customers by Reporting Segments | The following table reflects significant customer concentrations as a percentage of net revenue for the three months ended December 31, 2022 and January 1, 2022:
| Three months ended
| December 31, 2022 |  | January 1, 2022
Tianshui Huatian Technology Co., Ltd. | * |  | 11.2 | %
STMicroelectronics N.V. | 12.8 | % |  | *
First Technology China Ltd. | 11.2 | % |  | *
* Represents less than 10% of total net revenue
Significant customer concentrations as a percentage of total accounts receivable | The following table reflects significant customer concentrations as a percentage of total accounts receivable as of December 31, 2022 and January 1, 2022:
| As of
| December 31, 2022 |  | January 1, 2022
Tianshui Huatian Technology Co., Ltd. | * |  | 25.0 | %
Haoseng Industrial Co., Ltd. (1) | 15.7 | % |  | 15.6 | %
(1)Distributor of the Company's products. * Represents less than 10% of total accounts receivable

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- Definition Tabular disclosure of future minimum payments for operating leases and inventory purchases during the period. + References No definition available. + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=126907703&loc=d3e12565-110249 + Details
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- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
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