Debt Instrument, Extension Term

No definition available.

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Namespace Prefix:	ci_
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Balance Type:	na
Period Type:	duration

- Definition

Line Of Credit Facility, Accordion Feature, Incremental Increase In Maximum Borrowing Capacity

+ References

No definition available.

+ Details

Name:	ci_LineOfCreditFacilityAccordionFeatureIncrementalIncreaseInMaximumBorrowingCapacity
Namespace Prefix:	ci_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Conversion To Term Loan, Term

+ References

No definition available.

+ Details

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Namespace Prefix:	ci_
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- Definition

The debt-to adjusted capital ratio which the Company must not exceed in accordance with the terms of the line of credit facility agreement.

+ References

No definition available.

+ Details

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Namespace Prefix:	ci_
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Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Maximum Borrowing Capacity Including Accordion Feature

+ References

No definition available.

+ Details

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

- Definition

Average rate paid on commercial paper.

+ References

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-Name Regulation S-K (SK)
-Number 229
-Section 1402
-Paragraph a
-Publisher SEC

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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

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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 carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

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-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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+ Details

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

- 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

- Details

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Period Type:

- Details

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- Details

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- Details

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Period Type:

- Details

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Debt - Short-term and Credit Facilities Debt (Details) - USD ($)	1 Months Ended	12 Months Ended
	Apr. 30, 2024	Dec. 31, 2024	Jul. 31, 2024	Jun. 30, 2024
Debt Instrument [Line Items]
Commercial paper average interest rate		4.65%
Commercial Paper
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 6,500,000,000	$ 6,500,000,000	$ 5,000,000,000.0
Revolving Credit Agreements, April 2024
Debt Instrument [Line Items]
Outstanding balances		$ 0
Aggregate amount of options to increase commitments	$ 1,500,000,000
Maximum total commitment	$ 8,000,000,000.0
Leverage ratio covenant	60.00%
Five-year Revolving Credit Agreement, Maturing April 2029
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 5,000,000,000.0
Credit agreement term	5 years
Credit agreement extension term	1 year
Five-year Revolving Credit Agreement, Maturing April 2029 \| Letter of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 500,000,000
364-day Revolving Credit Agreement, Maturing April 2025
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 1,500,000,000
Credit agreement term	364 days
Credit facility, conversion to term loan, term	1 year