Subsequent Events - Additional Information (Detail)	Jan. 18, 2022 USD ($) $ / shares shares
PIPE Investors [Member]
Subsequent Event [Line Items]
Sale of stock, number of shares issued in transaction \| shares	57,500,000
Sale of stock price per share \| $ / shares	$ 10.00
Sale of stock, consideration received on transaction \| $	$ 575,000,000
Existing Directors, Officers And Equityholders Of, Or Investment Funds Managed By Suvretta Capital Management, LLC [Member]
Subsequent Event [Line Items]
Sale of stock, consideration received on transaction \| $	156,400,000
Existing Directors, Officers And Unitholders Of ProKidney [Member]
Subsequent Event [Line Items]
Sale of stock, consideration received on transaction \| $	50,000,000
Existing Directors, Officers And Unitholders Of ProKidney [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Sale of stock, consideration received on transaction \| $	$ 100,000,000
Restricted Stock Rights [Member] \| ProKidney LP [Member]
Subsequent Event [Line Items]
Business acquisition, equity interest issued or issuable, number of shares \| shares	17,500,000
Restricted Stock Rights [Member] \| ProKidney LP [Member] \| Share Price One [Member]
Subsequent Event [Line Items]
Business acquisition, share price \| $ / shares	$ 15.00
Restricted Stock Rights [Member] \| ProKidney LP [Member] \| Share Price Two [Member]
Subsequent Event [Line Items]
Business acquisition, share price \| $ / shares	20.00
Restricted Stock Rights [Member] \| ProKidney LP [Member] \| Share Price Three [Member]
Subsequent Event [Line Items]
Business acquisition, share price \| $ / shares	$ 25.00

Number of shares of equity interests issued or issuable to acquire entity.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

+ Details

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

- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

+ Details

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

- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

+ Details

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

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

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

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

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

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dnac_PipeInvestorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dnac_ExistingDirectorsOfficersAndEquityholdersOfOrInvestmentFundsManagedBySuvrettaCapitalManagementLlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dnac_ExistingDirectorsOfficersAndUnitholdersOfProkidneyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_EquityInterestIssuedOrIssuableByTypeAxis=dnac_RestrictedStockRightsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=dnac_ProkidneyLpMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dnac_SharePriceRangeAxis=dnac_SharePriceOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dnac_SharePriceRangeAxis=dnac_SharePriceTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dnac_SharePriceRangeAxis=dnac_SharePriceThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: