CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Current assets:
Cash and cash equivalents	$ 8,443	$ 21,095
Short-term investments	26,190	25,591
Accounts and notes receivable, net	50,277	44,364
Inventories	56,559	46,378
Income tax receivable	274	247
Short-term derivative assets	0	3,954
Prepaid expenses	4,457	4,557
Assets held for sale	0	7,179
Total current assets	146,200	153,365
Property, plant and equipment, net	165,110	118,416
Goodwill	2,143	272
Intangible assets, net	14,696	6,219
Other assets	7,390	9,933
Deferred income taxes	67,147	80,786
Total assets	402,686	368,991
Current liabilities:
Accounts payable	53,446	23,919
Accrued payroll expenses	17,559	24,540
Short-term borrowings under revolving credit facility	18,532	109
Short-term obligations under capital leases	1,214	1,323
Short-term derivative liabilities	437	0
Other current liabilities	7,348	6,946
Total current liabilities	98,536	56,837
Accrued pension liabilities	67,408	68,047
Accrued postretirement benefits	20,361	20,808
Accrued workers’ compensation liabilities	10,248	11,459
Other long-term liabilities-capital leases	449	1,036
Other long-term liabilities	100	28,210
Total liabilities	197,102	186,397
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; 16,826,377 and 16,781,561 shares issued and outstanding at December 31, 2016 and June 30, 2016, respectively	16,826	16,782
Additional paid-in capital	39,406	39,096
Retained earnings	218,476	196,782
Unearned ESOP shares	(4,289)	(6,434)
Accumulated other comprehensive loss	(64,835)	(63,632)
Total stockholders’ equity	205,584	182,594
Total liabilities and stockholders’ equity	$ 402,686	$ 368,991