Debt instrument maturity month and year.

No definition available.

Name:	cc_DebtInstrumentMaturityMonthAndYear
Namespace Prefix:	cc_
Data Type:	xbrli:gYearMonthItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument springing maturity, description.

+ References

No definition available.

+ Details

Name:	cc_DebtInstrumentSpringingMaturityDescription
Namespace Prefix:	cc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ Details

Name:	us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
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 total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ 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

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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+ Details

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

- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

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+ Details

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

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ Details

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

- Details

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

- Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=cc_SeniorSecuredTermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=cc_SeniorSecuredRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=cc_EuroTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=cc_DollarTermLoanMember
Namespace Prefix:
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Balance Type:
Period Type:

Debt - Senior Secured Credit Facilities - Narrative (Details) - USD ($)			3 Months Ended		6 Months Ended
	Oct. 07, 2021	Apr. 03, 2018	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Senior Secured Tranche B-2 U.S Dollar Term Loan Due April 2025 [Member]
Line of Credit Facility [Line Items]
Debt instrument maturity month and year					2025-04
4.000% Senior Unsecured Notes Due May 2026 [Member]
Line of Credit Facility [Line Items]
Debt instrument maturity month and year					2026-05
Senior Secured Term Loan Facility [Member]
Line of Credit Facility [Line Items]
Debt instrument term		7 years
Term loan repayments			$ 3,000,000	$ 3,000,000	$ 6,000,000	$ 6,000,000
Senior Secured Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Debt instrument term		5 years
Line of credit facility, maximum borrowing capacity	$ 900,000,000	$ 800,000,000
Debt instrument, springing maturity, description					The Credit Agreement is subject to a springing maturity in the event that the senior secured term loans due April 2025 and the senior unsecured notes due in May 2026 are not redeemed, repaid, modified, and/or refinanced within the 91-day period prior to their maturity date.
Debt instrument maturity date	Oct. 07, 2026
Long-term debt			0		$ 0		$ 0
Letters of credit outstanding			$ 99,000,000		$ 99,000,000		$ 108,000,000
Commitment fee percentage					0.15%
Euro Term Loan [Member]
Line of Credit Facility [Line Items]
Effective interest rates on senior secured term loan			5.40%		5.40%
Dollar Term Loan [Member]
Line of Credit Facility [Line Items]
Effective interest rates on senior secured term loan			7.00%		7.00%