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

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130533-203044

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

Name:	us-gaap_ContractWithCustomerAssetNetCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130532-203044

Name:	us-gaap_ContractWithCustomerLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of increase (decrease) in revenue recognized for cumulative catch-up adjustment from contract modification which (increases) decreases obligation to transfer good or service to customer for which consideration from customer has been received or is due.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045

Name:	us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueModificationOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

Name:	us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8813-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_EquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

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

Price of a single share of a number of saleable stocks of a company.

No definition available.

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

Number of new stock issued during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_StockIssuedDuringPeriodValueNewIssues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The estimated cost reimbursement in a collaboration agreement.

No definition available.

Name:	vygr_CollaborativeAgreementEstimatedCostReimbursement
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

In the aggregate, the maximum milestone payments to be received from the collaborative partner.

No definition available.

Name:	vygr_CollaborativeArrangementAggregateMaximumMilestonePaymentsToBeReceivedFromCollaborativePartner
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of consideration received under the collaborative agreements.

No definition available.

Name:	vygr_CollaborativeArrangementConsiderationReceived
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of costs incurred to enter collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementCostsToObtainContract
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of discount related to equity investment.

No definition available.

Name:	vygr_CollaborativeArrangementDiscountRelatedToEquityInvestment
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the number of discovery programs under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementNumberOfDiscoveryPrograms
Namespace Prefix:	vygr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of discovery programs under collaborative arrangement that is under development.

No definition available.

Name:	vygr_CollaborativeArrangementNumberOfDiscoveryProgramsUnderDevelopment
Namespace Prefix:	vygr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of programs under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementNumberOfPrograms
Namespace Prefix:	vygr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The number of targets parties have right to nominate.

No definition available.

Name:	vygr_CollaborativeArrangementNumberOfTargets
Namespace Prefix:	vygr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Per milestone, the maximum milestone payments to be received from the collaborative partner.

No definition available.

Name:	vygr_CollaborativeArrangementPerMilestoneMaximumMilestonePaymentsToBeReceivedFromCollaborativePartner
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the percentage of profit or loss under co-co option under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementPercentageOfProfitOrLossUnderCoCoOption
Namespace Prefix:	vygr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Represents the percentage of reduction in royalty payments under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementPercentageOfReductionInRoyaltyPayments
Namespace Prefix:	vygr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Represents the period of advance notice for termination after first commercial sale under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementPeriodOfAdvanceNoticeForTerminationAfterFirstCommercialSale
Namespace Prefix:	vygr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the period of advance notice for termination prior to first commercial sale under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementPeriodOfAdvanceNoticeForTerminationPriorToFirstCommercialSale
Namespace Prefix:	vygr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the termination period from first commercial sale under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementTerminationPeriodFromFirstCommercialSale
Namespace Prefix:	vygr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the amount of upfront payment to be received under collaborative arrangement.

No definition available.

Name:	vygr_CollaborativeArrangementUpfrontPaymentToBeReceived
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the number of programs which will be added at a later date.

No definition available.

Name:	vygr_ProgramsAddedAtLaterDate
Namespace Prefix:	vygr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the amount of revenue performance obligation allocation of fixed transaction price.

No definition available.

Name:	vygr_RevenuePerformanceObligationsAllocationOfFixedTransactionPrice
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Represents the amount of revenue performance obligation allocation of variable transaction price.

No definition available.

Name:	vygr_RevenuePerformanceObligationsAllocationOfVariableTransactionPrice
Namespace Prefix:	vygr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

Name:	srt_ProductOrServiceAxis=vygr_FaProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_CounterpartyNameAxis=vygr_NeurocrineBiosciencesIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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

Name:	srt_ProductOrServiceAxis=vygr_VyaadcProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=vygr_DiscoveryAndFaProgramsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=vygr_DiscoveryProgramOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=vygr_DiscoveryProgramTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	vygr_MilestoneAchievementAxis=vygr_DevelopmentAndRegulatoryMilestonesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: