Note 10 - Deferred Income Taxes (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Deferred tax assets (current):
Inventories	$ 2,597	$ 3,596
Employee benefits (other than pension)	1,016	1,331
Book reserves	818	1,244
Other	687	385
Total current deferred tax assets	5,118	6,556
Valuation allowance	(564)	(519)
Current deferred tax asset	4,554	6,037
Deferred tax assets (long-term):
State NOL, various carryforward periods	801	1,181
Foreign NOL, various carryforward periods	1,908	1,042
Foreign tax credit carryforward, expiring 2017 – 2025	2,405	2,480
Pension benefits	13,224	10,098
Retiree medical benefits	2,499	2,218
Intangibles	1,713	2,178
Other	190	155
Total long-term deferred tax assets	22,740	19,352
Valuation allowance	(3,937)	(2,815)
Long-term deferred tax asset	18,803	16,537
Deferred tax liabilities (long-term):
Depreciation	(1,548)	(2,037)
Long-term deferred tax liabilities	(1,548)	(2,037)
Net deferred tax assets	21,809	20,537
Long-term assets	18,803	16,537
Long-term liabilities	(1,548)	(2,037)
	$ 17,255	$ 14,500