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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accounts Receivable (Details) | 12 Months Ended
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Dec. 31, 2020
Minimum |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Accounts receivable, required payment terms | 30 days
Maximum |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Accounts receivable, required payment terms | 90 days

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- Definition Accounts Receivable, Payment Terms + References No definition available. + Details
Name: | ew_AccountsReceivablePaymentTerms
Namespace Prefix: | ew_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |