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Revenue - Additional Information (Details)	3 Months Ended
Revenue - Additional Information (Details)	Mar. 31, 2023
Revenue
Payment term for customers	30 days

X

- Definition

Payment term for customers.

+ References

No definition available.

+ Details

Name:	ecor_PaymentTermForCustomers
Namespace Prefix:	ecor_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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