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Restructuring Activities (Tables)
9 Months Ended
Sep. 30, 2019
Restructuring and Related Activities [Abstract]  
Summary of Accrual and Payment Activity
We have a liability for employee retention, severance and benefits associated with our restructuring activities, which is summarized below (in millions):
 
Accrual
Balance, December 31, 2018
$
5.7

Charges and adjustments, net
6.8

Payments
(6.4
)
Balance, September 30, 2019
$
6.1