Note 5 - Property and Equipment - Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Cost:
Land	$ 7,370	$ 7,468
Buildings and improvements	156,965	149,442
Machinery, equipment and other	74,385	53,067
Total cost	238,720	209,977
Accumulated depreciation and amortization	(108,967)	(92,857)
Property, plant and equipment, net	$ 129,749	$ 117,120