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Commitments, Contingencies And Guarantees (Tables)
12 Months Ended
Dec. 31, 2017
Commitments, Contingencies And Guarantees [Abstract]  
Minimum Annual Lease Commitments



 

 

 



 

 

 

Year

 

(in millions)

2018

 

$

15 

2019

 

 

10 

2020

 

 

10 

2021

 

 

10 

2022

 

 

14 

Thereafter

 

 

95 



 

$

154