Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2018	Jun. 30, 2017
Current assets:
Cash	$ 15,444	$ 14,607
Accounts receivable (less allowance for doubtful accounts of $1,164 and $946, respectively)	31,684	30,425
Inventories	63,799	58,097
Prepaid expenses and other current assets	7,546	6,994
Total current assets	118,473	110,123
Property, plant and equipment, net	38,659	39,345
Taxes receivable	1,888	2,627
Deferred tax assets, net	18,523	26,032
Intangible assets, net	9,452	9,868
Goodwill	4,668	4,668
Other assets	2	2
Total assets	191,665	192,665
Current liabilities:
Current maturities of long-term debt	4,681	11,514
Accounts payable	10,464	8,366
Accrued expenses	6,328	5,424
Accrued compensation	4,597	5,435
Total current liabilities	26,070	30,739
Other tax obligations	2,889	3,645
Long-term debt, net of current portion	17,736	6,095
Postretirement benefit and pension obligations	56,258	58,571
Other non-current liabilities	1,650	1,589
Total liabilities	104,603	100,639
Stockholders' equity:
Additional paid-in capital	55,562	55,579
Retained earnings	73,543	79,402
Accumulated other comprehensive loss	(49,061)	(49,985)
Total stockholders' equity	87,062	92,026
Total liabilities and stockholders’ equity	191,665	192,665
Common Class A [Member]
Stockholders' equity:
Common stock	6,273	6,268
Common Class B [Member]
Stockholders' equity:
Common stock	$ 745	$ 762