XML 46 R35.htm IDEA: XBRL DOCUMENT
v3.21.2

Significant Risks and Uncertainties - Additional Information (Details) $ in Millions |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Jun. 07, 2021 USD ($) | May 06, 2020 USD ($) | Sep. 30, 2021 USD ($) facility | Sep. 30, 2020 facility | Sep. 30, 2021 USD ($) facility | Sep. 30, 2020 USD ($) facility
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Sale of net operating losses | $ 1.4 | $ 1.2 |  |  |  |
Incurred loss |  |  |  |  | $ 12.3 | $ 17.2
Cash, cash equivalents and marketable securities |  |  | $ 39.0 |  | 39.0 |
Net proceeds from sale receivable |  |  |  |  | $ 25.7 |
Channel One [Member] | VA/DoD facilities |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Number of channels | facility |  |  |  |  | 4 | 3
Channel One [Member] | VA/DoD facilities | Net Sales |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Number of channels | facility |  |  | 4 | 5 |  |
Channel One [Member] | VA/DoD facilities | Net Sales | Revenue from Rights Concentration Risk |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Percentage of net sales |  |  | 53.90% | 58.60% | 52.10% | 41.00%
Channel Two [Member] | Net Sales | Revenue from Rights Concentration Risk |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Percentage of net sales |  |  |  |  | 10.00% |
Channel Two [Member] | VA/DoD facilities | Net Sales |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Number of channels | facility |  |  | 2 |  | 2 |
Channel Two [Member] | VA/DoD facilities | Net Sales | Revenue from Rights Concentration Risk |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Percentage of net sales |  |  | 10.00% |  |  |
Channel Two [Member] | VA/DoD facilities | Minimum | Net Sales | Revenue from Rights Concentration Risk |  |  |  |  |  |
Risks And Uncertainties [Line Items] |  |  |  |  |  |
Percentage of net sales |  |  |  |  | 10.00% |

X
- Definition Cash, cash equivalents and marketable securities. + References No definition available. + Details
Name: | ecor_CashandCashEquivalentsandMarketableSecurities
Namespace Prefix: | ecor_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Incurred loss. + References No definition available. + Details
Name: | ecor_IncurredLoss
Namespace Prefix: | ecor_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The total number of sales channels by reporting entity. + References No definition available. + Details
Name: | ecor_NumberOfChannels
Namespace Prefix: | ecor_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proceeds from sale of net operating losses. + References No definition available. + Details
Name: | ecor_ProceedsFromSaleOfNetOperatingLosses
Namespace Prefix: | ecor_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Risks and uncertainties. + References No definition available. + Details
Name: | ecor_RisksAndUncertaintiesLineItems
Namespace Prefix: | ecor_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow associated with the sale of a borrowing supported by a written promise to pay an obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromSaleOfNotesReceivable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_ContractWithCustomerSalesChannelAxis=ecor_ChannelOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=ecor_VadodFacilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_RevenueFromRightsConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ContractWithCustomerSalesChannelAxis=ecor_ChannelTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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