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Accrued Liabilities (Tables)
6 Months Ended
Jun. 30, 2019
Payables And Accruals [Abstract]  
Summary of Accrued Liabilities

Accrued liabilities consist of (in millions):

 

 

 

June 30,

2019

 

 

December 31, 2018

 

Compensation and other related expenses

 

$

30

 

 

$

38

 

Contract liabilities

 

 

30

 

 

 

29

 

Taxes (non-income)

 

 

11

 

 

 

14

 

Current portion of operating lease liabilities

 

 

23

 

 

 

 

Other

 

 

31

 

 

 

29

 

Total

 

$

125

 

 

$

110