Cumulative Payments Under Note Purchase Agreement, Including Interest

No definition available.

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Namespace Prefix:	cnta_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Interest Rate Floor

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Debt Instrument, Reference Rate

+ References

No definition available.

+ Details

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Namespace Prefix:	cnta_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Milestone Payment, Percent of Aggregate Principal Amount Issued Under the Notes

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Milestone Payment, Period

+ References

No definition available.

+ Details

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

- Definition

Note Purchase Agreement, Amount Available For Funding At The Option Of The Company And The Counterparty

+ References

No definition available.

+ Details

Name:	cnta_NotePurchaseAgreementAmountAvailableForFundingAtTheOptionOfTheCompanyAndTheCounterparty
Namespace Prefix:	cnta_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Note Purchase Agreement, Deductible Amount Due to Company

+ References

No definition available.

+ Details

Name:	cnta_NotePurchaseAgreementDeductibleAmountDueToCompany
Namespace Prefix:	cnta_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Note Purchase Agreement, Percent of Aggregate Outstanding Principal Amount, Cash Balance Required

+ References

No definition available.

+ Details

Name:	cnta_NotePurchaseAgreementPercentOfAggregateOutstandingPrincipalAmountCashBalanceRequired
Namespace Prefix:	cnta_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Note Purchase Agreement, Value

+ References

No definition available.

+ Details

Name:	cnta_NotePurchaseAgreementValue
Namespace Prefix:	cnta_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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_DebtInstrumentLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentage
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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Weighted average interest rate of long-term debt outstanding calculated over time.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=cnta_SecondPurchaseNoteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=cnta_ThirdPurchaseNoteMember
Namespace Prefix:
Data Type:	na
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Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=cnta_NotePurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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- Details

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- Details

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Debt - Note Purchase Agreement (Details) - USD ($)			12 Months Ended
Debt - Note Purchase Agreement (Details) - USD ($)	Nov. 07, 2022	Feb. 11, 2022	Dec. 31, 2022	Oct. 04, 2021
Debt Instrument [Line Items]
Note purchase agreement, value		$ 300,000,000
Note purchase agreement, amount available for funding at the option of the Company and counterparty		$ 100,000,000
Debt instrument, term		6 years
Debt instrument, reference rate		7.75%
Debt instrument, interest rate floor		8.00%
Weighted average interest rate			9.60%
Milestone payment, percent of aggregate principal amount issued under the notes			30.00%
Milestone payment, period			5 years
Cumulative payments under note purchase agreement, including interest			$ 8,800,000
Note purchase agreement, percent of aggregate outstanding principal amount, cash balance required	90.00%	75.00%
Note purchase agreement, deductible amount due to company	$ 100,000,000	$ 100,000,000
Deposits	$ 25,000,000
London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		0.25%
First Purchase Note
Debt Instrument [Line Items]
Note purchase agreement, value				$ 75,000,000
Second Purchase Note
Debt Instrument [Line Items]
Note purchase agreement, value		$ 75,000,000
Third Purchase Note
Debt Instrument [Line Items]
Note purchase agreement, value		$ 50,000,000
Note Purchase Agreement
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage of principal amount redeemed			75.00%
Note Purchase Agreement \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage			175.00%
Note Purchase Agreement \| Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage			185.00%
Note Purchase Agreement \| Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage			205.00%