Name:	eqrx_AgreementTerminationNoticePeriodDuration
Namespace Prefix:	eqrx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The amount of upfront payment payable under the license agreement.

No definition available.

Name:	eqrx_LicenseAgreementUpfrontPaymentPayable
Namespace Prefix:	eqrx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of milestone payments made, or to be made, based on achievement of specified criteria, under the agreement.

No definition available.

Name:	eqrx_MilestonePaymentAmount
Namespace Prefix:	eqrx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Number of Other License Agreements.

No definition available.

Name:	eqrx_NumberOfOtherLicenseAgreements
Namespace Prefix:	eqrx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Period during which royalty may be paid under the agreement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	eqrx_RoyaltyPeriodDuration
Namespace Prefix:	eqrx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Amount of upfront payment made, or to be made, under the agreement.

No definition available.

Name:	eqrx_UpfrontPaymentAmount
Namespace Prefix:	eqrx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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.

No definition available.

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

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 912
-SubTopic 730
-Section 25
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6472174&loc=d3e58812-109433

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 730
-SubTopic 10
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373

Name:	us-gaap_ResearchAndDevelopmentExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Name:	us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis=eqrx_AgreementFundedBasedOnDevelopmentalCriteriaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=eqrx_AgreementForDevelopmentOfAumolertinibMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis=eqrx_AgreementFundedBasedOnDevelopmentalAndRegulatoryCriteriaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis=eqrx_AgreementFundedBasedOnSalesCriteriaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=eqrx_AgreementForDevelopmentOfSugemalimabAndEq176Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=eqrx_AgreementForDevelopmentOfSugemalimabMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=eqrx_AgreementForDevelopmentOfEq176Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=us-gaap_LicenseAgreementTermsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis=eqrx_AgreementFundedBasedOnRegulatoryCriteriaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=eqrx_DiscoveryCollaborativeAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_TypeOfArrangementAxis=eqrx_LynkLicenseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: