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Other Assets and Other Liabilities
12 Months Ended
Dec. 31, 2019
Other Assets and Other Liabilities [Abstract]  
Other Assets and Other Liabilities Other Assets and Other Liabilities

The following table shows the components of other assets reported on our balance sheets as of December 31 (in millions):
 
2019
 
2018
Inventory
$
68.4

 
$
63.7

Office furniture, fixtures and other equipment, net of accumulated depreciation
35.4

 
34.3

Prepaid items
22.0

 
10.0

Prepaid pension
11.0

 
4.4

Derivatives
8.5

 
4.9

Assets held for sale
3.4

 
1.3

Deferred financing costs
2.6

 
3.1

Other
87.5

 
84.4

Total other assets
$
238.8

 
$
206.1



The following table shows the components of other liabilities reported on our balance sheets as of December 31 (in millions):
 
2019
 
2018
Accrued pension and other post-retirement benefits
$
78.3

 
$
75.8

Environmental accruals
14.4

 
13.7

Derivatives
13.6

 
30.6

Deferred gains on sale-leasebacks

 
53.8

Accrued operating lease expense

 
4.3

Other
33.9

 
43.3

Total other liabilities
$
140.2

 
$
221.5