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