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Commitments and Contingencies - Additional Information (Details) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Oct. 16, 2023 | Dec. 31, 2024 | Dec. 31, 2023
Commitments And Contingencies [Line Items] |  |  |
Operating lease, option to extend | true |  |
Additional extension of lease period | 5 years |  |
Additional lease start date | Aug. 01, 2024 |  |
Additional lease expiration date | Jul. 31, 2029 |  |
Contingent liability for aggregate minimum lease payments |  | $ 4,300,000 |
Contract Liabilities |  |  |
Commitments And Contingencies [Line Items] |  |  |
Contract liabilities |  | $ 10,000,000 | $ 10,000,000
Imugene |  |  |
Commitments And Contingencies [Line Items] |  |  |
Lease expiration date |  | Aug. 31, 2027 |
Guarantor contract liability |  | $ 0 |

X
- Definition Additional lease commencement date. + References No definition available. + Details
Name: | dtil_AdditionalLeaseCommencementDate
Namespace Prefix: | dtil_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Additional lease expiration date. + References No definition available. + Details
Name: | dtil_AdditionalLeaseExpirationDate
Namespace Prefix: | dtil_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent commitments and contingencies. + References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
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- Definition Contingent liability for aggregate minimum lease payments. + References No definition available. + Details
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Namespace Prefix: | dtil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Guarantor contract liability. + References No definition available. + Details
Name: | dtil_GuarantorContractLiability
Namespace Prefix: | dtil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Date which lease or group of leases is set to expire, in YYYY-MM-DD format. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Indicates (true false) whether lessee has option to extend operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-3 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

X
- Definition Term of lessor's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-3 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | instant

X
- Definition Amount of loss contingency liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-1 Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-10 + Details
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Balance Type: | credit
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |