XML 33 R19.htm IDEA: XBRL DOCUMENT v3.10.0.1
Benefit Plans
 6 Months Ended
Jun. 30, 2018
Retirement Benefits [Abstract]  
Benefit Plans
Benefit Plans
Components of net periodic benefit cost for our pension plans for the three and six months ended June 30, 2018 and 2017 were as follows:
 
Three months ended
 
Six months ended
In millions
June 30,
2018
June 30,
2017
 
June 30,
2018
June 30,
2017
Service cost
$
1.0

$
2.9

 
$
2.1

$
5.8

Interest cost
3.0

4.1

 
6.0

8.2

Expected return on plan assets
(2.2
)
(2.9
)
 
(4.5
)
(5.8
)
Net periodic benefit cost
$
1.8

$
4.1

 
$
3.6

$
8.2

As described in Note 1, during the first quarter of 2018, the Company adopted ASU 2017-07. As a result, service costs are classified as employee compensation costs within Cost of goods sold and Selling, general and administrative expense within the Condensed Consolidated Statements of Operations and Comprehensive Income. All other components of net periodic benefit cost are classified within Other (income) expense for the periods presented.
Components of net periodic benefit cost for our other post-retirement plans for the three and six months ended June 30, 2018 and 2017 were not material.