Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 75.4	$ 227.0
Accounts receivable, net	283.1	234.7
Inventories, net	351.5	334.4
Contract assets	34.5	25.1
Prepaid and other Current Assets	63.1	43.0
Total current assets	807.6	864.2
Property, plant and equipment	3,211.8	3,195.5
Less accumulated depreciation	(1,563.1)	(1,516.8)
Net property, plant and equipment	1,648.7	1,678.7
Goodwill and other intangible assets, net	246.8	251.3
Investments in affiliated companies	5.0	5.0
Other assets	119.5	119.3
Total assets	2,827.6	2,918.5
Current liabilities:
Short-term borrowings	0.1	0.1
Accounts payable	124.8	159.1
Accrued compensation and benefits	80.2	75.7
Financial instruments	3.2	6.0
Accrued liabilities	85.4	75.0
Total current liabilities	293.7	315.9
Long-term debt	794.9	699.4
Retirement obligations	31.1	42.6
Deferred income taxes	106.5	110.6
Other non-current liabilities	30.2	33.5
Total liabilities	1,256.4	1,202.0
Stockholders' equity:
Common stock, $0.01 par value, 200.0 shares authorized, 111.4 shares and 110.8 shares issued at June 30, 2024 and December 31, 2023, respectively	1.1	1.1
Additional paid-in capital	959.6	936.8
Retained earnings	2,230.2	2,168.7
Accumulated other comprehensive loss	(91.3)	(74.1)
Total stockholders' equity including treasury stock value	3,099.6	3,032.5
Less - Treasury stock, at cost, 29.7 shares at June 30, 2024 and 26.7 shares at December 31, 2023	(1,528.4)	(1,316.0)
Total stockholders' equity	1,571.2	1,716.5
Total liabilities and stockholders' equity	$ 2,827.6	$ 2,918.5