General Schedule of Cash and Cash Equivalent (Details) - USD ($) $ in Millions	Jul. 01, 2022	Jun. 30, 2022		Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Cash and Cash Equivalents [Line Items]
Cash		$ 7,122	[1]	$ 1,659
Restricted cash		117		152
Total cash and restricted cash shown in the Consolidated statement of cash flows		$ 7,239		$ 1,811	$ 1,998	$ 1,836
Cigna's Life Insurance Business in Asia-Pacific Markets [Member] | Subsequent Event [Member]
Cash and Cash Equivalents [Line Items]
Payments to Acquire Businesses, Gross	$ 5,360

[1] On July 1, 2022, we paid $5.36 billion for the acquisition of Cigna's life and non-life insurance companies in six Asia-Pacific markets. Refer to Note 2 for additional information