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WARRANTY OBLIGATIONS | 3 Months Ended
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Mar. 31, 2023
Product Warranties Disclosures [Abstract] |
WARRANTY OBLIGATIONS | WARRANTY OBLIGATIONS The Company’s warranty obligation activities were as follows:
|  |  | Three Months Ended March 31,
|  |  |  |  | 2023 |  | 2022 |  |
|  |  |  | (In thousands)
Warranty obligations, beginning of period |  |  |  |  | $ | 131,446 |  |  | $ | 73,377 |  |  |
Accruals for warranties issued during period |  |  |  |  | 16,171 |  |  | 8,910 |  |  |
Changes in estimates |  |  |  |  | 3,728 |  |  | 4,912 |  |  |
Settlements |  |  |  |  | (8,894) |  |  | (5,881) |  |  |
Increase due to accretion expense |  |  |  |  | 3,545 |  |  | 1,515 |  |  |
Other |  |  |  |  | 38 |  |  | 746 |  |  |
Warranty obligations, end of period |  |  |  |  | 146,034 |  |  | 83,579 |  |  |
Less: warranty obligations, current |  |  |  |  | (34,513) |  |  | (23,960) |  |  |
Warranty obligations, non-current |  |  |  |  | $ | 111,521 |  |  | $ | 59,619 |  |  |
Changes in Estimates In the three months ended March 31, 2023, the Company recorded $3.7 million in warranty expense from change in estimates, of which $9.9 million related to continuing analysis of field performance data and diagnostic root-cause failure analysis primarily for Enphase IQ™ Battery storage systems and prior generation products, partially offset by $6.2 million related to a decrease in product replacement costs and labor reimbursement. In the three months ended March 31, 2022, the Company recorded $4.9 million in warranty expense from a change in estimates primarily related to increase in expedited freight costs and replacement costs for IQ batteries.

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- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -URI https://asc.fasb.org/topic&trid=2155896 + Details
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