Summary of Significant Accounting Policies (Policies)	6 Months Ended
Jun. 30, 2026
Accounting Policies [Abstract]
Basis of Presentation	Basis of Presentation The Consolidated Financial Statements include the accounts of The Cigna Group and its consolidated subsidiaries. Intercompany transactions and accounts have been eliminated in consolidation. These Consolidated Financial Statements were prepared in conformity with accounting principles generally accepted in the United States of America ("GAAP"). Certain goodwill and other intangible assets amounts in the Consolidated Balance Sheet were reclassified in the first quarter of 2026. Amounts as of June 30, 2026 continue to reflect the reclassified presentation. Amounts recorded in the Consolidated Financial Statements necessarily reflect management's estimates and assumptions about medical costs, investment, tax and receivable valuations, interest rates, and other factors. Significant estimates are discussed throughout these Notes; however, actual results could differ from those estimates. The impact of a change in estimate is generally included in earnings in the period of adjustment. These interim Consolidated Financial Statements are unaudited but include all adjustments (including normal recurring adjustments) necessary, in the opinion of management, for a fair statement of financial position and results of operations for the periods reported. The interim Consolidated Financial Statements and Notes should be read in conjunction with the Consolidated Financial Statements and Notes included in the Company's Annual Report on Form 10-K for the year ended December 31, 2025 ("2025 Form 10-K"). The Company has not included certain footnote disclosures that would substantially duplicate the disclosures contained in its 2025 Form 10-K, unless the information in those disclosures materially changed or is required by GAAP. The preparation of interim Consolidated Financial Statements necessarily relies heavily on estimates. This and other factors, including the seasonal nature of portions of the health care and related benefits business, as well as competitive and other market conditions, call for caution in estimating full-year results based on interim results of operations.
Recent Accounting Pronouncements, Recently Adopted Accounting Guidance and Accounting Guidance Not Yet Adopted	Recent Accounting Pronouncements The Company's 2025 Form 10-K includes discussion of significant recent accounting pronouncements that either have impacted or may impact our financial statements in the future. There are no updates to significant accounting pronouncements recently adopted that have occurred since the Company filed its 2025 Form 10-K. There are no incremental significant accounting pronouncements recently issued and not yet adopted that are expected to impact our operations or financial statements beyond those described in the Company's 2025 Form 10-K. The Company continues to progress with its adoption plans, with no significant updates since the 2025 Form 10-K.

Summary of Significant Accounting Policies (Policies)

6 Months Ended

Jun. 30, 2026

The Consolidated Financial Statements include the accounts of The Cigna Group and its consolidated subsidiaries. Intercompany transactions and accounts have been eliminated in consolidation. These Consolidated Financial Statements were prepared in conformity with accounting principles generally accepted in the United States of America ("GAAP"). Certain goodwill and other intangible assets amounts in the Consolidated Balance Sheet were reclassified in the first quarter of 2026. Amounts as of June 30, 2026 continue to reflect the reclassified presentation.

Amounts recorded in the Consolidated Financial Statements necessarily reflect management's estimates and assumptions about medical costs, investment, tax and receivable valuations, interest rates, and other factors. Significant estimates are discussed throughout these Notes; however, actual results could differ from those estimates. The impact of a change in estimate is generally included in earnings in the period of adjustment.

These interim Consolidated Financial Statements are unaudited but include all adjustments (including normal recurring adjustments) necessary, in the opinion of management, for a fair statement of financial position and results of operations for the periods reported. The interim Consolidated Financial Statements and Notes should be read in conjunction with the Consolidated Financial Statements

and Notes included in the Company's Annual Report on Form 10-K for the year ended December 31, 2025 ("2025 Form 10-K"). The Company has not included certain footnote disclosures that would substantially duplicate the disclosures contained in its 2025 Form 10-K, unless the information in those disclosures materially changed or is required by GAAP. The preparation of interim Consolidated Financial Statements necessarily relies heavily on estimates. This and other factors, including the seasonal nature of portions of the health care and related benefits business, as well as competitive and other market conditions, call for caution in estimating full-year results based on interim results of operations.

Recent Accounting Pronouncements, Recently Adopted Accounting Guidance and Accounting Guidance Not Yet Adopted

Recent Accounting Pronouncements

The Company's 2025 Form 10-K includes discussion of significant recent accounting pronouncements that either have impacted or may impact our financial statements in the future. There are no updates to significant accounting pronouncements recently adopted that have occurred since the Company filed its 2025 Form 10-K. There are no incremental significant accounting pronouncements recently issued and not yet adopted that are expected to impact our operations or financial statements beyond those described in the Company's 2025 Form 10-K. The Company continues to progress with its adoption plans, with no significant updates since the 2025 Form 10-K.