Name:	sedg_ProvisionForContractualInventoryPurchaseObligations
Namespace Prefix:	sedg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The threshold percentage of dollar linked amounts that will trigger the royalty payments to not be required.

No definition available.

Name:	sedg_RoyaltyPaymentsThresholdPercentageOfDollarLinkedAmount
Namespace Prefix:	sedg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Royalty percentage

No definition available.

Name:	sedg_RoyaltyPercentage
Namespace Prefix:	sedg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

No definition available.

Name:	us-gaap_ContractualObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsCurrentCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount the entity has committed to make for future royalty guarantees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 440
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473578&loc=d3e63223-108013

Name:	us-gaap_RoyaltyGuaranteesCommitmentsAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	dei_LegalEntityAxis=sedg_BinationalIndustrialResearchAndDevelopmentFoundationMember
Namespace Prefix:
Data Type:	na
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Period Type:

Name:	dei_LegalEntityAxis=sedg_OfficeOfTheChiefScientistMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_GuaranteeObligationsByNatureAxis=sedg_OfficeRentLeaseAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_GuaranteeObligationsByNatureAxis=sedg_CustomsTransactionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: