CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 21,095	$ 15,160
Restricted cash	0	1,002
Short-term investments	25,591	23,665
Accounts and notes receivable, net of allowance for doubtful accounts of $714 and $643, respectively	44,364	40,161
Inventories	46,378	50,522
Income tax receivable	247	535
Short-term derivative assets	3,954	0
Prepaid expenses	4,557	4,640
Assets held for sale	7,179	0
Total current assets	153,365	135,685
Property, plant and equipment, net	118,416	90,201
Goodwill and intangible assets, net	6,491	6,691
Other assets	9,933	7,615
Deferred income taxes	80,786	751
Total assets	368,991	240,943
Current liabilities:
Accounts payable	23,919	27,023
Accrued payroll expenses	24,540	23,005
Short-term borrowings under revolving credit facility	109	78
Short-term obligations under capital leases	1,323	3,249
Short-term derivative liabilities	0	3,977
Deferred income taxes	0	1,390
Other current liabilities	6,946	6,152
Total current liabilities	56,837	64,874
Accrued pension liabilities	68,047	47,871
Accrued postretirement benefits	20,808	23,471
Accrued workers’ compensation liabilities	11,459	10,964
Other long-term liabilities-capital leases	1,036	2,599
Other long-term liabilities	28,210	225
Deferred income taxes	0	928
Total liabilities	186,397	150,932
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $1.00 par value, 500,000 shares authorized and none issued	0	0
Common stock, $1.00 par value, 25,000,000 shares authorized; 16,781,561 and 16,658,148 shares issued and outstanding at June 30, 2016 and 2015, respectively	16,782	16,658
Additional paid-in capital	39,096	38,143
Retained earnings	196,782	106,864
Unearned ESOP shares	(6,434)	(11,234)
Accumulated other comprehensive loss	(63,632)	(60,420)
Total stockholders’ equity	182,594	90,011
Total liabilities and stockholders’ equity	$ 368,991	$ 240,943