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The Company (Details)	Mar. 31, 2023 subsidiary
The Company
Number of wholly owned subsidiaries	2

X

- Definition

The number of wholly owned subsidiaries in which the entity has as of balance sheet date.

+ References

No definition available.

+ Details

Name:	ecor_NumberOfWhollyOwnedSubsidiaries
Namespace Prefix:	ecor_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration