CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2021	Jun. 30, 2020
Current assets:
Cash and cash equivalents	$ 8,474,000	$ 60,013,000
Accounts receivable, net	37,100,000	40,882,000
Inventories	75,151,000	67,408,000
Income tax receivable	0	831,000
Short-term derivative assets	1,062,000	165,000
Prepaid expenses	8,711,000	7,414,000
Assets held for sale	2,521,000	0
Total current assets	133,019,000	176,713,000
Property, plant and equipment, net	154,467,000	165,633,000
Goodwill	0
Intangible assets, net	18,854,000	20,662,000
Right-of-use operating lease assets	8,121,000	8,564,000
Long-term derivatives assets	0	10,000
Other assets	25,800,000	21,117,000
Total assets	340,261,000	392,699,000
Current liabilities:
Accounts payable	44,610,000	36,987,000
Accrued payroll expenses	15,380,000	9,394,000
Operating leases liabilities - current	6,036,000	5,854,000
Short-term derivative liabilities	1,990,000	5,255,000
Other current liabilities	6,384,000	6,802,000
Total current liabilities	74,400,000	64,292,000
Long-term borrowings under revolving credit facility	88,000,000	122,000,000
Accrued pension liabilities	56,682,000	58,772,000
Accrued postretirement benefits	10,381,000	9,993,000
Accrued workers’ compensation liabilities	3,687,000	4,569,000
Operating lease liabilities - noncurrent	19,770,000	15,628,000
Other long-term liabilities	5,352,000	5,532,000
Total liabilities	258,272,000	280,786,000
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $1.00 par value, 500,000 shares authorized; Series A Convertible Participating Cumulative Perpetual Preferred Stock, 21,000 shares authorized; 14,700 shares issued and outstanding as of March 31, 2021 and June 30, 2020; liquidation preference of $16,607 and $16,178 as of March 31, 2021 and June 30, 2020, respectively	15,000	15,000
Common stock, $1.00 par value, 25,000,000 shares authorized; 17,771,241 and 17,347,774 shares issued and outstanding as of March 31, 2021 and June 30, 2020, respectively	17,771,000	17,348,000
Additional paid-in capital	65,170,000	62,043,000
Retained earnings	70,428,000	108,536,000
Accumulated other comprehensive loss	(71,395,000)	(76,029,000)
Total stockholders’ equity	81,989,000	111,913,000
Total liabilities and stockholders’ equity	$ 340,261,000	$ 392,699,000