Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 65.7	$ 64.9
Accounts receivable, net	288.9	234.8
Inventories, net	229.8	141.5
Income tax receivables	12.1	11.2
Prepaid expenses and other current assets	68.5	48.1
Total current assets	665.0	500.5
Property, plant and equipment, net	707.9	610.5
Right-of-use assets	84.6	85.6
Goodwill	78.0	84.5
Intangible assets, net	36.3	46.8
Investment in equity method affiliates	5.3	5.6
Deferred income tax assets	50.4	52.6
Other assets	3.5	3.7
Total non-current assets	966.0	889.3
Total assets	1,631.0	1,389.8
Current liabilities
Accounts payable	195.1	131.2
Current portion of long term debt and other financial liabilities	151.7	82.6
Accrued liabilities	50.9	49.2
Income taxes payable	16.9	23.9
Other current liabilities	34.1	37.8
Total current liabilities	448.7	324.7
Long-term debt, net	631.2	655.8
Employee benefit plan obligation	74.4	83.3
Deferred income tax liabilities	61.8	38.8
Other liabilities	95.2	106.2
Total non-current liabilities	862.6	884.1
Commitments and contingencies
Stockholders' equity
Common stock	85.3	85.3
Less 336,183 and 505,142 shares of common treasury stock, at cost	(6.3)	(8.5)
Additional paid-in capital	71.4	68.5
Retained earnings	217.8	84.4
Accumulated other comprehensive loss	(48.5)	(48.7)
Total stockholders' equity	319.7	181.0
Total liabilities and stockholders' equity	$ 1,631.0	$ 1,389.8