CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 261.0	$ 303.2
Receivables:
Trade receivables, net	432.2	332.7
Other	50.6	53.0
Contract assets	74.9	63.2
Inventories	431.5	404.6
Prepaid expenses and other current assets	71.2	48.7
Total current assets	1,321.4	1,205.4
Property, plant and equipment, net	960.2	955.2
Operating lease assets	44.9	46.2
Deferred tax assets, net	3.2	3.4
Intangible assets, net	64.2	67.7
Goodwill	39.3	39.3
Other assets	108.2	105.2
Total	2,541.4	2,422.4
Current liabilities:
Accounts payable	442.8	351.4
Accrued salaries, wages and related expenses	40.9	46.9
Other accrued liabilities	70.9	58.4
Total current liabilities	554.6	456.7
Long-term portion of operating lease liabilities	40.5	40.8
Pension and other postretirement benefits	88.7	92.5
Net liabilities of Salaried VEBA	20.3	20.6
Deferred tax liabilities	17.9	10.5
Long-term liabilities	74.4	72.5
Long-term debt	1,036.8	1,036.3
Total liabilities	1,833.2	1,729.9
Commitments and contingencies
Stockholders’ equity:
Preferred stock, 5,000,000 shares authorized at both March 31, 2022 and December 31, 2021; no shares were issued and outstanding at March 31, 2022 and December 31, 2021
Common stock, par value $0.01, 90,000,000 shares authorized at both March 31, 2022 and December 31, 2021; 22,739,402 shares issued and 15,904,116 shares outstanding at March 31, 2022; 22,700,404 shares issued and 15,865,118 shares outstanding at December 31, 2021	0.2	0.2
Additional paid in capital	1,081.0	1,078.9
Retained earnings	88.6	93.0
Treasury stock, at cost, 6,835,286 shares at both March 31, 2022 and December 31, 2021	(475.9)	(475.9)
Accumulated other comprehensive income (loss)	14.3	(3.7)
Total stockholders’ equity	708.2	692.5
Total	$ 2,541.4	$ 2,422.4