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PENSION AND OTHER POST-EMPLOYMENT BENEFITS
 6 Months Ended
Jun. 30, 2019
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]  
PENSION AND OTHER POST-EMPLOYMENT BENEFITS PENSION AND OTHER POST-EMPLOYMENT BENEFITS
The following tables set forth the components of the net periodic benefit (income) cost for the Company’s pension and other post-employment benefit plans (in millions):
 
Pension Benefits
 
Other Benefits
 
Three Months Ended June 30,
 
Three Months Ended June 30,
 
2019
 
2018
 
2019
 
2018
Interest cost
2.4

 
2.5

 
0.1

 
—

Expected return on plan assets
(4.0
)
 
(4.6
)
 
—

 
—

Amortization of prior service credit
—

 
—

 
(0.2
)
 
(0.2
)
Recognized actuarial loss
0.2

 
0.4

 
—

 
—

Pension settlement charge (1)
0.5

 
4.6

 
—

 
—

Net periodic benefit (income) cost
$
(0.9
)

$
2.9


$
(0.1
)

$
(0.2
)

 
Pension Benefits
 
Other Benefits
 
Six Months Ended June 30,
 
Six Months Ended June 30,
 
2019
 
2018
 
2019
 
2018
Interest cost
4.9

 
5.0

 
0.2

 
0.1

Expected return on plan assets
(8.0
)
 
(9.2
)
 
—

 
—

Amortization of prior service credit
—

 
—

 
(0.4
)
 
(0.4
)
Recognized actuarial loss
0.3

 
0.7

 
—

 
—

Pension settlement charge (1)
0.6

 
4.6

 
—

 
—

Net periodic benefit (income) cost
$
(2.2
)

$
1.1


$
(0.2
)

$
(0.3
)
(1) The pension settlement charge for the periods ended June 30, 2019 related to cash payments from lump sum elections. The pension settlement charge for the six months ended June 30, 2018 was related to the purchase of annuities for certain pension plan retirees as well as cash payments from lump sum elections.