Note 3 - Segment Reporting Information (Details) - Long-lived Assets by Geographical Region - USD ($) $ in Thousands		Sep. 30, 2015	Jun. 30, 2015
Long-lived Assets (b):
Assets by Geographic Region	[1]	$ 45,347	$ 44,965
UNITED STATES
Long-lived Assets (b):
Assets by Geographic Region	[1]	$ 45,347	$ 44,965
CANADA
Long-lived Assets (b):
Assets by Geographic Region	[1]

[1] Long-lived assets include property, plant and equipment, and other long-term assets. Goodwill and intangible assets are not included in long-lived assets.