The following table summarizes the changes in the Company's liability for restructuring and shutdown related costs associated with winding down the Avondale facility.
($ in millions)
 
Total
Balance as of December 31, 2013
 
$
14

Payments
 
(15
)
Adjustments
 
1

Balance as of December 31, 2014
 

Balance as of December 31, 2015
 

Balance as of December 31, 2016
 
$