XML 126 R93.htm IDEA: XBRL DOCUMENT
v3.26.1

Income Taxes - Summary of Operating Loss Carryforwards (Details) $ in Thousands | Dec. 31, 2025 USD ($)
--- | ---
Operating Loss Carryforwards [Line Items] |
Operating loss carryforward | $ 169,643
Canada | Non-capital losses |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforward | 80,542
Canada | Investment tax credits |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforward | 0
United States | Expiring loss (Federal and state) |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforward | 32,291
United States | Non-Expiring loss (Federal and state) |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforward | $ 56,810

X
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
Name: | us-gaap_OperatingLossCarryforwards
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
Name: | us-gaap_OperatingLossCarryforwardsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=country_CA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=encr_NonCapitalLossCarryforwardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=us-gaap_InvestmentCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=encr_NetOperatingLossesSubjectToExpirationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=encr_NetOperatingLossesNotSubjectToExpirationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |