Quarterly report pursuant to Section 13 or 15(d)

Assets and Liabilities Measured at Fair Value - Assets And Liabilities Measured At Fair Value On A Recurring Basis (Details)

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Assets and Liabilities Measured at Fair Value - Assets And Liabilities Measured At Fair Value On A Recurring Basis (Details) - USD ($)
$ in Millions
Mar. 31, 2022
Dec. 31, 2021
Recurring    
Assets and liabilities measured at fair value    
Cash equivalents $ 213 $ 149
Indemnification asset 239 324
Debt 1,151 1,315
Recurring | Fair Value, Inputs, Level 1 [Member]    
Assets and liabilities measured at fair value    
Cash equivalents 213 149
Recurring | Significant Other Observable Inputs (Level 2)    
Assets and liabilities measured at fair value    
Indemnification asset 239 324
Debt $ 1,151 $ 1,315
1.75% Exchangeable Senior Debentures due 2046    
Assets and liabilities measured at fair value    
Interest rate (as a percent) 1.75%