v3.24.0.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Significant Accounting Policies [Line Items] |  |  |  |
Reduction of fixed assets |  | $ 7,359 |  |
Prepaid expenses and other current assets | $ 2,018 |  |  |
Impairment of intangible assets | 30,790 | 29,037 | $ 2,209 |
Impairment of goodwill | 90,104 | 90,104 |  |
Capitalized implementation costs related to ERP conversion | 13,666 | 3,457 |  |
Severance pay |  |  |  |
Severance expenses | 23,643 | 17,202 | 14,231 |
Shipping and handling costs |  |  |  |
Shipping and handling costs | $ 214,349 | 257,753 | 116,574 |
Warranty obligations |  |  |  |
Minimum term of warranty obligation for StorEdge products. | 10 years |  |  |
Minimum term of warranty obligations for inverters | 12 years |  |  |
Minimum term of warranty obligations for power optimizers | 25 years |  |  |
Maximum extended product warranty period | 25 years |  |  |
Derivative financial instruments |  |  |  |
Cumulative effect of adopting ASU 2020-06 on retained earnings | $ 2,884 |  |  |
Cumulative effect of adopting ASU 2020-06 on additional paid-in capital | 36,336 |  |  |
Cumulative effect of adopting ASU 2020-06 on convertible senior notes | 45,282 |  |  |
Cumulative effect of adopting ASU 2020-06 on deferred tax liabilities | 11,830 |  |  |
Advertising expenses | 13,476 | 11,090 | $ 6,323 |
Accrued Exchange Fee Rebate | 74,096 | $ 176,706 |  |
Advanced manufacturing production tax credits (AMPTC) | $ 6,020 |  |  |
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] | Major Customer One [Member] |  |  |  |
Derivative financial instruments |  |  |  |
Concentration risk percentage |  | 18.50% |  |
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] | Major Customer Two [Member] |  |  |  |
Derivative financial instruments |  |  |  |
Concentration risk percentage | 24.00% |  | 30.90% |
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Major Customer Three [Member] |  |  |  |
Derivative financial instruments |  |  |  |
Concentration risk percentage | 47.10% | 42.20% |  |
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Two Contract Manufacturers [Member] |  |  |  |
Derivative financial instruments |  |  |  |
Concentration risk percentage | 58.50% | 34.30% |  |
Israeli Ministry Of Economy And Industry [Member] | Sella One Factory [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Subsidy amount |  |  |  | $ 7,000
Chungcheongbuk-do Province Of South Korea [Member] | Sella Two Factory [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Subsidy amount |  |  |  | $ 12,000

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