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Value of Business Acquired, Goodwill, and Other Intangible Assets (Estimated Amortization Expense Over Next Five Years) (Details) $ in Millions | Sep. 30, 2022 USD ($)
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Finite-Lived Intangible Assets [Line Items] |  |
Fourth quarter of 2022, Other intangible assets | $ 71 |
2023, Other intangible assets | 268 |
2024, Other intangible assets | 246 |
2025, Other intangible assets | 229 |
2026, Other intangible assets | 213 |
2027, Other intangible assets | 198 |
Total, Other intangible assets | 1,225 |
Other Intangible Assets |  |
Finite-Lived Intangible Assets [Line Items] |  |
Fourth quarter of 2022, Other intangible assets | 25 | [1]
2023, Other intangible assets | 96 | [1]
2024, Other intangible assets | 89 | [1]
2025, Other intangible assets | 87 | [1]
2026, Other intangible assets | 84 | [1]
2027, Other intangible assets | 81 | [1]
Total, Other intangible assets | 462 | [1]
Cigna's Life Insurance Business in Asia-Pacific Markets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Fourth quarter of 2022, Other intangible assets | 1 | [2]
2023, Other intangible assets | 2 | [2]
2024, Other intangible assets | 4 | [2]
2025, Other intangible assets | 5 | [2]
2026, Other intangible assets | 6 | [2]
2027, Other intangible assets | 9 | [2]
Total, Other intangible assets | 27 | [2]
The Chubb Corporation |  |
Finite-Lived Intangible Assets [Line Items] |  |
Fourth quarter of 2022, Other intangible assets | 45 | [3]
2023, Other intangible assets | 170 | [3]
2024, Other intangible assets | 153 | [3]
2025, Other intangible assets | 137 | [3]
2026, Other intangible assets | 123 | [3]
2027, Other intangible assets | 108 | [3]
Total, Other intangible assets | $ 736 | [3]
[1] | Recorded in applicable segment(s) that acquired the intangible assets
[2] | Recorded in Life Insurance segment.
[3] | Recorded in Corporate.

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