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Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended
	Apr. 09, 2021	Mar. 31, 2022	Dec. 31, 2021
Commitments And Contingencies [Line Items]
Contract liabilities		$ 0	$ 0
Supply Agreements
Commitments And Contingencies [Line Items]
Agreement termination notice period		1 year
Maximum
Commitments And Contingencies [Line Items]
Product development and commercialization period	10 years
Contract Liabilities
Commitments And Contingencies [Line Items]
Contract liabilities		$ 10,000	$ 10,000

X

- Definition

Agreement termination notice period.

+ References

No definition available.

+ Details

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Namespace Prefix:	dtil_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent commitments and contingencies.

+ References

No definition available.

+ Details

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Namespace Prefix:	dtil_
Data Type:	xbrli:stringItemType
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X

- Definition

Product development and commercialization period 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	dtil_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

+ Details

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

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Period Type: