Note 9 - Revenues by Product Platform (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Product Concentration Risk [Member] | AXP [Member]
Revenue, Net	$ 6,932	$ 6,612
Product Concentration Risk [Member] | BioArchive [Member]
Revenue, Net	2,465	4,241
Product Concentration Risk [Member] | Manual Disposables [Member]
Revenue, Net	1,507	1,810
Product Concentration Risk [Member] | Bone Marrow [Member]
Revenue, Net	459	2,621
Product Concentration Risk [Member] | Other Segments [Member]
Revenue, Net	566	758
Revenue, Net	$ 11,929	$ 16,042