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Leases - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Lessee, Lease, Description [Line Items] |  |  |  |
Operating Lease, Expense | $ 0.1 | $ 0.1 | $ 0.4 | $ 0.4
Office Space |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Lease expiration year |  |  | 2027 |
Lease expired date |  |  | 2023-02 |
Laboratory Space |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Lease expiration year |  |  | 2025 |

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- Definition Lessee operating lease expiration year. + References No definition available. + Details
Name: | eq_LesseeOperatingLeaseExpirationYear
Namespace Prefix: | eq_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

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- Definition Lessee operating lease expired date. + References No definition available. + Details
Name: | eq_LesseeOperatingLeaseExpiredDate
Namespace Prefix: | eq_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

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- 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 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-3 + Details
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-4 + Details
Name: | us-gaap_OperatingLeaseExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |