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Other Assets and Other Liabilities
 12 Months Ended
Dec. 31, 2022
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):
20222021
Inventory
$60.2 $52.0 
Assets held for sale (1)
40.0 3.8 
Office furniture, fixtures and other equipment, net of accumulated depreciation
29.5 30.2 
Prepaid pension
14.2 28.6 
Prepaid items
12.7 42.0 
Deferred financing costs
2.5 2.8 
Derivatives
0.7 8.9 
Other
111.6 96.7 
Total other assets
$271.4 $265.0 
________
(1) See "Note 10. Asset Impairments and Assets Held for Sale" for additional information.

The following table shows the components of other liabilities reported on our balance sheets as of December 31 (in millions):
20222021
Accrued pension and other post-retirement benefits$47.8 $68.3 
Derivatives12.1 0.3 
Environmental accruals4.7 3.5 
Other37.4 40.3 
Total other liabilities$102.0 $112.4