Annual report pursuant to Section 13 and 15(d)

Fair Value (Details)

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Fair Value (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Losses recognized in income from freestanding foreign currency exchange contracts $ 2 $ (3) $ (1)
Foreign currency impact of highly inflationary countries 1 $ 2 $ 5
Carrying Amount      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt 2,084    
Estimated Fair Value      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt $ 2,100    
Customer Concentration Risk | Net revenue | CorePoint      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Concentration risk, percentage 20.00% 25.00% 26.00%
Customer Concentration Risk | Revenue Excluding Cost Reimbursements Benchmark [Member] | CorePoint      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Concentration risk, percentage 8.00% 10.00% 10.00%
TEXAS | Customer Concentration Risk | Net revenue      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Concentration risk, percentage 10.00% 10.00% 10.00%
Florida      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Percentage Of Sales Revenue Generated From Geographic Transactions Included In Consolidated Statement Of Income 12.00% 9.00% 10.00%
Florida | Customer Concentration Risk | Net revenue      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Concentration risk, percentage 18.00% 19.00% 20.00%