XML 51 R35.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Pension Plans (Tables)
3 Months Ended
Nov. 30, 2019
Retirement Benefits [Abstract]  
Schedule of Net Periodic Pension Cost Net periodic pension cost included the following components before tax for the periods presented (in millions):
 
Three Months Ended
 
November 30, 2019

November 30, 2018
Service cost
$
1.2

 
$
0.8

Interest cost
1.8

 
2.2

Expected return on plan assets
(3.1
)
 
(3.1
)
Amortization of prior service cost
1.0

 
0.8

Settlement loss

 
0.4

Recognized actuarial loss
1.4

 
1.1

Net periodic pension cost
$
2.3

 
$
2.2