XML 56 R41.htm IDEA: XBRL DOCUMENT v3.7.0.1
Employee Retirement Plans (Tables)
 3 Months Ended
Mar. 31, 2017
Compensation and Retirement Disclosure [Abstract]  
Components of net retirement cost
The following table summarizes the components of net retirement cost for the Company:
 
Three Months Ended
March 31,
 
2017
 
2016
 
(in millions)
Expense Components
 
 
 
Service cost
$
0.1

 
$
0.1

Interest
4.9

 
5.2

Expected return on plan assets
(6.8
)
 
(6.8
)
Amortization of actuarial loss
1.2

 
1.3

Defined benefit expense
(0.6
)
 
(0.2
)
Profit sharing
4.0

 
4.6

Multiemployer plan
0.6

 
0.6

Net expense
$
4.0

 
$
5.0