Represents the amount of accruals for sales incentives. Accrual For Sales Incentives Accrual for sales incentives Information about accumulated translation adjustment on intra entity transactions long term investment nature. Accumulated Translation Adjustment On Intra Entity Transactions Long Term Investment Nature [Member] Foreign currency translation adjustments on intra-entity transactions that are of a long-term investment in nature [Member] Accured amount of legal claims. Accured amount of legal claims All other [Member] All Other [Member] All other segment loss. All other segment loss All Other Segment Loss All Other Segment Revenues [Member] All Other Segment Revenues [Member] All other revenues [Member] Amount allocated to conversion option. Amount allocated to conversion option Amount by which the if-converted value of the Notes exceeded the principal amount. Amount Converted Value Exceeded Principal Amount Amount by which the if-converted value of the Notes exceeded the principal amount AutoGrid Systems [Member] Auto Grid Systems [Member] AutoGrid Systems [Member] Gross unrealized gains on available-for-sale debt securities maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Available For Sale Securities Debt Maturities After One Through Five Years Gross Unrealized Gains Available-for-sale - matures after one year, Gross unrealized gains Gross unrealized losses on available-for-sale debt securities maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Available For Sale Securities Debt Maturities After One Through Five Years Gross Unrealized Losses Available-for-sale - matures after one year, Gross unrealized losses Gross unrealized gains on available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Available For Sale Securities Debt Maturities Within One Year Gross Unrealized Gains Available-for-sale - matures within one year, Gross unrealized gains Gross unrealized losses on available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Available For Sale Securities Debt Maturities Within One Year Gross Unrealized Losses Available-for-sale - matures within one year, Gross unrealized losses Represents increase decrease in non-controlling interests, classified as financing activities. Change In Non Controlling Interests Classified As Financing Activities Change in non-controlling interests For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Concentration risk (as a percent) Convertible Senior Notes [Member] Convertible Senior Notes [Member] The entire disclosure for convertible senior notes. CONVERTIBLE SENIOR NOTES Cumulative effect of adopting ASC 606. Cumulative effect of adopting ASU 2020-06 Decrease in deferred tax liabilities from adoption of Accounting Standards Update 2020-06. Decrease in deferred tax liabilities Decrease of additional paid in capital from adoption of Accounting Standards Update 2020-06. Decrease in additional paid-in capital 2025 [Member] 2026 [Member] Thereafter [Member] Thereafter [Member] 2024 [Member] 2025 [Member] 2021 [Member] 2022 [Member] 2023 [Member] 2024 [Member] 2022 [Member] 2023 [Member] Deferred taxes. Deferred taxes liability, net DeferredTaxes Total long-term deferred tax liabilities. Deferred tax liabilities, net Difference amount of tendered shares for shareholders of SMRE. Difference amount of tendered shares for shareholders of SMRE Difference amount per share of tendered shares for shareholders of SMRE. Difference amount per share of tendered shares for shareholders of SMRE Effective coupon rate. Effective coupon rate Represents information pertaining to employees and members of the board of directors. Employees and Members of Board of Directors [Member] Employees and members of board of directors The aggregate limit for each participant within a specified time frame for the employee stock purchase plan. Aggregate limit per participant The maximum percentage of an employee's salary that may be used to purchase common stock under the terms of the Employee Stock Purchase Program. Maximum percentage of salary Represents information pertaining to employee stock purchase plan. ESPP [Member] The number of shares by which the plan is increased each year. Period of plan increase automatically number of shares Equity component of convertible senior notes. Equity component of convertible senior notes, net Exchange rate fluctuations, net and other items. Exchange rate fluctuations and other items, net Former Consultant and Israeli Subsidiary [Member] Former Consultant and Israeli Subsidiary [Member] Gain loss of financial expenses net. Gain and loss of financial income (expense), net The increase (decrease) during the reporting period in net carrying value of warranty obligations. Changes In Product Warranty Accrual Warranty obligations Increase in convertible senior notes from adoption of Accounting Standards Update 2020-06. Increase in convertible senior notes Increase of retained earnings from adoption of Accounting Standards Update 2020-06. Increase of retained earnings Intersegment profit. Intersegment profit Intersegment Revenues [Member] Intersegment revenues [Member] Intersegment Revenues [Member] Investment in privately held company Purchase of private held company InvestmentInPrivatelyHeldCompany The amount of legal settlement related to Kokams acquisition. Legal Settlement Related To Kokams Acquisition Kokam purchase escrow Legal settlement related to Kokams acquisition Long-term debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment. Long-term corporate bonds [Member] Long Term Governmental Bonds [Member] Long-term governmental bonds [Member] Marketable securities amortization. Amortization of premium and accretion of discount on available-for-sale marketable securities, net The Company’s Convertible Senior Notes are included in the calculation of diluted EPS if the assumed conversion into common shares is dilutive, using the “if-converted” method. This involves adding back the periodic interest expense associated with the Convertible Senior Notes to the numerator and by adding the shares that would be issued in an assumed conversion (regardless of whether the conversion option is in or out of the money) to the denominator for the purposes of calculating diluted EP. NotesDue Notes due 2025 The Company’s Convertible Senior Notes are included in the calculation of diluted EPS if the assumed conversion into common shares is dilutive, using the “if-converted” method. This involves adding back the periodic interest expense associated with the Convertible Senior Notes to the numerator and by adding the shares that would be issued in an assumed conversion (regardless of whether the conversion option is in or out of the money) to the denominator for the purposes of calculating diluted EP. Notes due 2025 Number of original issued PSUs modified per separation agreement. Number of original issued PSUs modified per separation agreement Number of PSUs remaining, exercised in call option. Number of PSUs remaining, exercised in call option Number of shares of common stock per $1,000 principal amount of Notes converted. Number Of Shares Of Common Stock Per Thousand Principal Amount Of Notes Converted Number of shares of common stock per $1,000 principal amount of Notes converted Represent the amount of offering costs. Offering Costs Offering costs Represents the information pertaining to office rent lease agreements. Office Rent Lease Agreements [Member] Represents operating lease right-of-use assets and liabilities , net and effect of exchange rate differences. Operating Lease Right-of-use Assets And Liabilities Net Effect Of Exchange Rate Differences Operating lease right-of-use assets and liabilities, net and effect of exchange rate differences Organization consolidation and presentation of financial statements line items. Organization Consolidation and Presentation of Financial Statements [Line Items] Information about other comprehensive income loss reclassifications tax on revaluation. Other Comprehensive Income Loss Reclassifications Tax On Revaluation Tax on revaluation Operating income from other sources not separately disclosed. Other operating expenses (income), net Other operating expenses (income), net Other operating lease liabilities. Other Operating Lease Liabilities Operating lease liabilities Other Transactions [Member] Other Transactions [Member] Other unallocated amounts during the period. Other unallocated income (expenses), net Other unallocated expenses, net Payable To Government Authorities Payable To Government Authorities Government authorities Represents percentage of common shares increase automatically in each year. Percentage of common shares increase automatically each year Potentially dilutive effect performance-based restricted stock units. Potentially dilutive effect performance-based restricted stock units The cash inflow associated with the amount received from common stock offering. Proceeds From Common Stock Offering Proceeds from common stock offering Proceeds from exercise of stock-based awards Proceeds From Exercise Of Stock-based Awards Proceeds from exercise of stock-based awards Proceeds from exercise of stock-based awards net of tax withholding. Tax withholding in connection with stock-based awards, net Tax withholding in connection with stock-based awards, net The cash inflow associated with the amount received from entity's first offering of stock to the public. Proceeds From Issuance Secondary Public Public Offering Proceeds from secondary public offering, net of issuance costs Projects with customers. Projects With Customers [Member] Carrying value as of the balance sheet date of provision for contractual inventory purchase obligations. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Provision For Contractual Inventory Purchase Obligations Other Amount of provision for legal claims. Provision For Legal Claims Provision for legal claims PRSUs [Member] PRSUs [Member] Put and Call Options [Member] Put and Call Options [Member] Revenues from financing component [Member] Revenues from financing component [Member] Revenues from services ASC 606. Revenues From Services A S C 606 [Member] Revenues from finance component [Member] Tabular disclosure of estimated revenues expected to recognized in future to performance obligations. Schedule Estimated Revenues Expected To Recognized In Future To Performance Obligations Schedule estimated revenues expected to recognized in future to performance obligations Tabular disclosure of information pertaining to interest expense recognized. Schedule of Interest Expense Recognized Schedule of interest expense recognized Schedule of information related to organization, consolidation and basis of presentation of financial statements disclosure. Schedule of Organization Consolidation and Presentation of Financial Statements [Table] Second Patent [Member] Second Patent [Member] Segments operating profit during the period. SegmentsOperatingProfit Segments operating profit Settlement of pre-acquisition legal claim against Kokam. SettlementOfPreacquisitionLegalClaimAgainstKokam Kokam purchase escrow Short-term debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment. Short-term corporate bonds [Member] Short Term Governmental Bonds [Member] Short-term governmental bonds [Member] SMRE acquisition [Member] SMRE Acquisition [Member] Solar [Member] Solar [Member] Solar segment profit. Solar segment profit Solar Segment Revenues [Member] Solar Segment Revenues [Member] Solar revenues [Member] Stockholders Equity Stockholders Equity Number of shares issued during the period as a result of public offering. Stock Issued During Period Shares Public Offering Issuance of common stock in a secondary public offering, net of underwriters' discounts and commissions of $27,140 and $834 of offering costs (in shares) Number of share options (or share units) exercised during the current period. Stock Issued During Period Shares Stock Options Exercised Two Issuance of Common Stock upon exercise of employee and non-employees stock-based awards (in shares) Aggregate change in value for stock issued during the period as a result of public offering. Stock Issued During Period Value Public Offering Issuance of common stock in a secondary public offering, net of underwriters' discounts and commissions of $27,140 and $834 of offering costs Value of stock issued as a result of the exercise of stock options. Stock Issued During Period Value Stock Options Exercised Two Issuance of Common Stock upon exercise of employee and non-employees stock-based awards Tax withholding in connection with stock based awards, net. Tax Withholding In Connection With Stock Based Awards, Net Tax withholding in connection with stock-based awards, net Termination expenses. Termination of SolarEdge Automation Machines's former Termination of SolarEdge Automation Machines’s former executive Represents information pertaining to 2015 Global Incentive Plan. 2015 Plan [Member] Represents information pertaining to 2007 Global Incentive Plan. 2007 Plan [Member] Represent the underwriters' discounts and commissions. Underwriters Discounts And Commissions Underwriters discounts and commissions This member stands for Underwriting Agreement. Underwriting Agreement [Member] Value in dispute. Value in dispute Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Shares used in computing net earnings per share of common stock, basic Withdrawal from bank deposits. Withdrawal from bank deposits, net Withdrawal From Bank Deposits Withdrawal from (investment in) restricted bank deposits. Withdrawal from (investment in) restricted bank Deposits, net WithdrawalFromInvestmentInInRestrictedBank Write-off of property, plant and equipment. Write-off of property, plant and equipment Write-off of long-lived assets Stock based compensation expenses APIC, Share-Based Payment Arrangement, Option, Increase for Cost Recognition Share-Based Payment Arrangement, Noncash Expense, Total Stock based compensation expenses Gross unrealized losses Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax Unamortized debt discount Debt Instrument, Unamortized Discount Stock based compensation expenses Deferred Compensation Arrangement with Individual, Allocated Share-based Compensation Expense Allocated issuance costs Debt Issuance Costs, Net Issuance costs Less current portion Deferred Revenue and Credits, Current Less current portion Revenue recognized Deferred Revenue, Revenue Recognized Disposal of assets related to Critical Power Gain (Loss) on Disposition of Assets Loss from sale and disposal of assets Gain (Loss) on Disposition of Other Assets Impairment of goodwill and intangible assets Goodwill and Intangible Asset Impairment Impairment of goodwill and intangible assets Goodwill and Intangible Asset Impairment, Total Impairment of goodwill and intangible assets Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) Write-off of intangible assets Goodwill and Intangible Asset Impairment, Total Trade receivables, net Changes In Accounts Receivable Inventories, net Changes in inventories Other liabilities, net Changes In Other Noncurrent Assets and Liabilities, Net Prepaid expenses and other assets Changes in Prepaid Expense and Other Assets Non-vested PSUs Incremental Common Shares Attributable to Dilutive Effect of Nonvested Shares with Forfeitable Dividends Other investing activities Other Investing Activities Investment in available-for-sale marketable securities Payments to Acquire Debt Securities, Available-for-sale Purchase of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Less current portion Warranty obligations Usage and current warranty expenses Standard and Extended Product Warranty Accrual, Decrease for Payments Repayment of bank loans Repayments of Bank Debt Stock based compensation expenses Share-Based Payment Arrangement, Noncash Expense Share-Based Payment Arrangement, Noncash Expense, Total Stock based compensation expenses Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Exercised Issuance of Common Stock upon exercise of employee and non-employees stock-based awards, shares Issuance of Common Stock upon exercise of stock-based awards (in shares) Unamortized issuance costs Unamortized Debt Issuance Expense Ending balance Beginning balance Accumulated other comprehensive income (loss) Accumulated other comprehensive loss Cash and cash equivalents at the end of the period Cash and cash equivalents at the beginning of the period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total Cash and cash equivalents at the end of the period Cash and cash equivalents at the beginning of the period Cash Equivalents, at Carrying Value Balance, at the end of the period Balance, at the beginning of the period Deferred Revenue Deferred revenues Balance, at end of the period Balance, at the beginning of the period Standard and Extended Product Warranty Accrual Unvested at end of period Unvested at beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Weighted average grant date fair value, end of period Weighted average grant date fair value, beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Outstanding at the end of the period Outstanding at the beginning of the period Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Outstanding at the end of the period Outstanding at the beginning of the period Exercise price per share Balance (in shares) Balance (in shares) Shares, Outstanding Balance Balance Stockholders' Equity Attributable to Parent Total stockholders' equity Net income Net Income (Loss) Attributable to Parent Net Income (Loss) Attributable to Parent, Total Net income Net income Net Income (Loss) Available to Common Stockholders, Basic Net Income (Loss) Available to Common Stockholders, Basic, Total Net income attributable to common stock, basic Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Segments profit (loss) Australia, Dollars [Member] RMB [Member] Euro [Member] Israel, New Shekels NIS [Member] USD [Member] Amendment Flag City Area Code Cover [Abstract] Current Fiscal Year End Date Document Fiscal Period Focus Document Fiscal Year Focus Document Period End Date Document Quarterly Report Document Transition Report Document Type Entity Address, Address Line One Entity Address, City or Town Entity Address, Country Entity Address, Postal Zip Code Entity Address, State or P