Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 227.0	$ 112.0
Accounts receivable, net	234.7	222.7
Inventories	334.4	319.3
Contract assets	25.1	32.0
Prepaid expenses and other current assets	43.0	38.9
Assets held for sale	0.0	9.5
Total current assets	864.2	734.4
Property, plant and equipment	3,195.5	3,087.9
Less accumulated depreciation	(1,516.8)	(1,430.1)
Property, plant and equipment, net	1,678.7	1,657.8
Goodwill and other intangible assets	251.3	256.0
Investments in affiliated companies	5.0	47.6
Other assets	119.3	141.5
Total assets	2,918.5	2,837.3
Current liabilities:
Short-term borrowings	0.1	0.2
Accounts payable	159.1	155.5
Accrued compensation and benefits	75.7	69.6
Financial instruments	6.0	22.0
Accrued liabilities	75.0	82.5
Total current liabilities	315.9	329.8
Long-term debt	699.4	723.3
Retirement obligations	42.6	42.7
Deferred income taxes	110.6	126.4
Other non-current liabilities	33.5	60.9
Total liabilities	1,202.0	1,283.1
Stockholders' equity:
Common stock, $0.01 par value, 200.0 shares authorized, 110.8 shares and 110.4 shares issued at December 31, 2023 and 2022, respectively	1.1	1.1
Additional paid-in capital	936.8	905.0
Retained earnings	2,168.7	2,104.9
Accumulated other comprehensive loss	(74.1)	(174.4)
Total stockholders' equity including treasury stock value	3,032.5	2,836.6
Less - Treasury stock, at cost, 26.7 shares at December 31, 2023 and 26.2 shares at December 31, 2022	(1,316.0)	(1,282.4)
Total stockholders' equity	1,716.5	1,554.2
Total liabilities and stockholders' equity	$ 2,918.5	$ 2,837.3