Note 6 - Inventories (Details) - Inventory (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Jun. 30, 2013
Inventory [Abstract]
Raw materials and supplies	$ 31,303	$ 29,565
Goods in process and finished parts	19,148	20,256
Finished goods	42,459	37,507
	92,910	87,328
LIFO reserve	(27,328)	(30,827)
	$ 65,582	$ 56,501