| ACCOUNTS PAYABLE AND ACCRUED EXPENSES Accounts payable and accrued expenses consist of the following (in thousands):
| | | | | | | | | | | | | | | | | | | | March 31, 2024 | | December 31, 2024 | | | | | | | | | | Accounts payable | | | $ | 20,025 | | | $ | 41,916 | | | | Accrued warranty | | | 1,138 | | | 1,460 | | | | Accrued compensation | | | 8,956 | | | 25,600 | | | | Government authorities | | | 3,062 | | | 11,590 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other current liabilities | | | 827 | | | 5,915 | | | | | | | | | | | | | $ | 34,008 | | | $ | 86,481 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
The following table summarizes warranty activity for the nine months ended December 31, 2023 and 2024 (in thousands):
| | | | | | | | | | | | | | | | | | | | Nine Months Ended December 31, | | | | 2023 | | 2024 | | | | | | | | | | Accrued warranty reserve, beginning of year | | | $ | 2,255 | | | $ | 2,926 | | | | Accrual for product warranties issued | | | 851 | | | 255 | | | | | | | | | | | Product replacements and other warranty expenditures | | | (343) | | | (372) | | | Expiration of warranties (over warranty accrual) | | | (110) | | | (127) | | | Acquired through MiX Combination and FC Acquisition | | | — | | | 845 | | | | Foreign currency translation difference | | | — | | | 108 | | | | | | | | | | Accrued warranty reserve, end of period (1) | | | $ | 2,653 | | | $ | 3,635 | | | | | | | | | | | | | | | | | | | | | | | | (1) Includes non-current accrued warranty included in other long-term liabilities at December 31, 2023 and 2024 of $1,688 and $2,175, respectively. | |
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