XML 56 R43.htm IDEA: XBRL DOCUMENT
v3.26.1

Liability Related to the Revenue Participation Right (Details) - Royalty Pharma - Royalty Agreement - USD ($) $ in Millions | 1 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Dec. 31, 2025
Other Commitments [Line Items] |  |
Authorized funding |  | $ 275.0
Royalty rate |  | 9.25%
Proceeds recieved | $ 200.0 |
Additional payment |  | $ 75.0
Initial investment proceeds multiple, maximum |  | 3.0
Initial investment proceeds multiple, minimum |  | 2.5
Transaction costs | $ 0.4 |
Annual interest rate | 11.00% |

X
- Definition Royalty Funding Arrangement, Additional Payment + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementAdditionalPayment
Namespace Prefix: | dnli_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Royalty Funding Arrangement, Authorized Funding + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementAuthorizedFunding
Namespace Prefix: | dnli_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Royalty Funding Arrangement, Initial Investment Proceeds Multiple, Maximum + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementInitialInvestmentProceedsMultipleMaximum
Namespace Prefix: | dnli_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Royalty Funding Arrangement, Initial Investment Proceeds Multiple, Minimum + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementInitialInvestmentProceedsMultipleMinimum
Namespace Prefix: | dnli_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Royalty Funding Arrangement, Interest Rate, Effective Percentage + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementInterestRateEffectivePercentage
Namespace Prefix: | dnli_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Royalty Funding Arrangement, Royalty Rate + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementRoyaltyRate
Namespace Prefix: | dnli_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Royalty Funding Arrangement, Transaction Costs + References No definition available. + Details
Name: | dnli_RoyaltyFundingArrangementTransactionCosts
Namespace Prefix: | dnli_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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 No definition available. + Details
Name: | us-gaap_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-03(i)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479886/946-10-S99-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-14 + Details
Name: | us-gaap_ProceedsFromIssuanceOfLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_CounterpartyNameAxis=dnli_RoyaltyPharmaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=dnli_RoyaltyAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |