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Contingencies - Additional Information (Details) | Jul. 17, 2020 INVESTORS
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Class Of Warrant Or Right [Line Items] |
Number of investors as defendants | 2

X
- Definition Number of investors as defendants. + References No definition available. + Details
Name: | ecor_NumberOfInvestorsAsDefendants
Namespace Prefix: | ecor_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- 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_ClassOfWarrantOrRightLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration