CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2021	Jun. 30, 2020
Current assets:
Cash and cash equivalents	$ 287.4	$ 193.1
Accounts receivable, net of allowance for doubtful accounts of $6.5 million and $4.6 million at June 30, 2021 and 2020, respectively	308.7	292.3
Inventories	425.7	724.3
Other current assets	95.6	56.6
Total current assets	1,117.4	1,266.3
Property, plant and equipment, net	1,457.5	1,498.1
Goodwill	241.4	290.4
Other intangibles, net	43.1	52.1
Deferred income taxes	5.3	4.9
Other assets	106.5	115.4
Total assets	2,971.2	3,227.2
Current liabilities:
Short-term credit agreement borrowings	0.0	170.0
Accounts payable	142.4	124.2
Accrued liabilities	163.9	157.9
Total current liabilities	306.3	452.1
Long-term debt	694.5	551.8
Accrued pension liabilities	222.6	399.5
Accrued postretirement benefits	98.6	137.4
Deferred income taxes	156.9	130.2
Other liabilities	100.0	110.5
Total liabilities	1,578.9	1,781.5
Contingencies and commitments (see Note 13)
STOCKHOLDERS' EQUITY
Common stock — authorized 100,000,000 shares; issued 56,024,619 shares at June 30, 2021 and 56,012,748 shares at June 30, 2020; outstanding 48,040,676 shares at June 30, 2021 and 47,850,468 shares at June 30, 2020	280.1	280.1
Capital in excess of par value	322.6	321.4
Reinvested earnings	1,299.3	1,568.0
Common stock in treasury (7,983,943 shares and 8,162,280 shares at June 30, 2021 and 2020, respectively), at cost	(317.4)	(325.8)
Accumulated other comprehensive loss	(192.3)	(398.0)
Total stockholders' equity	1,392.3	1,445.7
Total liabilities and stockholders' equity	$ 2,971.2	$ 3,227.2