Description of Business	12 Months Ended
Description of Business	Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Description of Business	Note 1 – Description of Business The Cigna Group, together with its subsidiaries, is a global health company. On February 13, 2023, we changed our corporate name from Cigna Corporation to The Cigna Group. We will not distinguish between our prior and current corporate name and will refer to our current corporate name throughout the Financial Statements and related footnotes. As such, unless expressly indicated or the context requires otherwise, the terms "Company," "we," "us," and "our" in this document refer to The Cigna Group, a Delaware corporation, and, where appropriate, its subsidiaries. On February 13, 2023, we also changed the name of our Evernorth segment to Evernorth Health Services. We will not distinguish between our prior and current segment name and will refer to our current segment name throughout the Financial Statements and related footnotes. Our common stock continues to be listed with, and trades on, the New York Stock Exchange under the ticker symbol "CI". The Cigna Group has a mission of helping those we serve improve their health and vitality. Our subsidiaries offer a differentiated set of pharmacy, medical, behavioral, dental and supplemental products and services. The majority of these products are offered through employers and other groups such as governmental and non-governmental organizations, unions and associations. Cigna Healthcare also offers commercial health and dental insurance and Medicare products to individuals in the United States and selected international markets. In addition to these ongoing operations, The Cigna Group also has certain run-off operations. A full description of our segments follows: Evernorth Health Services includes a broad range of coordinated and point solution health services and capabilities, as well as those from partners across the health care system, in Pharmacy Benefits, Home Delivery Pharmacy, Specialty Pharmacy, Distribution and Care Delivery and Management Solutions, which are provided to health plans, employers, government organizations and health care providers. Cigna Healthcare includes the U.S. Commercial, U.S. Government and International Health operating segments which provide comprehensive medical and coordinated solutions to clients and customers. U.S. Commercial products and services include medical, pharmacy, behavioral health, dental and other products and services for insured and self-insured clients. U.S. Government solutions include Medicare Advantage, Medicare Supplement and Medicare Part D plans for seniors and individual health insurance plans. International Health solutions include health care coverage in our international markets, as well as health care benefits for globally mobile individuals and employees of multinational organizations. Other Operations comprises the remainder of our business operations, which includes ongoing businesses and exiting businesses. Our ongoing businesses include continuing business, corporate-owned life insurance ("COLI") and our run-off businesses. Our run-off businesses include (i) guaranteed minimum death benefit ("GMDB") and guaranteed minimum income benefit ("GMIB") business that was effectively exited through reinsurance with Berkshire Hathaway Life Insurance Company of Nebraska ("Berkshire") in 2013, (ii) settlement annuity business, and (iii) individual life insurance and annuity and retirement benefits businesses comprised of deferred gains from the sales of these businesses. Our exiting businesses include our interest in a joint venture in Türkiye, which was sold to our partner in December 2022, the international life, accident and supplemental benefits businesses sold on July 1, 2022, and the Group Disability and Life business sold on December 31, 2020. On July 1, 2022, the Company completed the sale of its life, accident and supplemental benefits businesses in six countries (Hong Kong, Indonesia, New Zealand, South Korea, Taiwan and Thailand) to Chubb INA Holdings, Inc. ("Chubb") for approximately $5.4 billion in cash (the "Chubb transaction") (see Note 4). Corporate reflects amounts not allocated to operating segments, including net interest expense (defined as interest on corporate debt less net investment income on investments not supporting segment and other operations), certain litigation matters, expense associated with our frozen pension plans, charitable contributions, operating severance, certain overhead and enterprise-wide project costs and intersegment eliminations for products and services sold between segments.