Concentrations (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	$ 15,987	$ 17,963	$ 19,023
Sales to customers	15,987	17,963	19,023
Equipment Net
Total equipment, net	2,298	2,208
Product Concentration Risk [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	15,987	17,963	19,023
Sales to customers	15,987	17,963	19,023
Product Concentration Risk [Member] | AXP [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	6,143	7,687	7,814
Sales to customers	6,143	7,687	7,814
Product Concentration Risk [Member] | BioArchive [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	4,776	4,258	4,310
Sales to customers	4,776	4,258	4,310
Product Concentration Risk [Member] | Manual Disposables [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	1,706	2,286	2,200
Sales to customers	1,706	2,286	2,200
Product Concentration Risk [Member] | Bone Marrow [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	2,542	2,390	2,076
Sales to customers	2,542	2,390	2,076
Product Concentration Risk [Member] | Other [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	820	1,342	2,623
Sales to customers	820	1,342	2,623
Geographic Concentration Risk [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	15,987	17,963	19,023
Sales to customers	15,987	17,963	19,023
Equipment Net
Total equipment, net	2,298	2,208
Geographic Concentration Risk [Member] | United States [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	6,909	8,011	10,783
Sales to customers	6,909	8,011	10,783
Equipment Net
Total equipment, net	687	1,005
Geographic Concentration Risk [Member] | China [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	848	2,058	609
Sales to customers	848	2,058	609
Equipment Net
Total equipment, net	620	678
Geographic Concentration Risk [Member] | Hong Kong [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	2,321	2,006	514
Sales to customers	2,321	2,006	514
Geographic Concentration Risk [Member] | Costa Rica [Member]
Equipment Net
Total equipment, net	567	403
Geographic Concentration Risk [Member] | India
Equipment Net
Total equipment, net	251	0
Geographic Concentration Risk [Member] | All other countries [Member]
Equipment Net
Total equipment, net	173	122
Geographic Concentration Risk [Member] | Asia - other [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	1,864	1,855	2,887
Sales to customers	1,864	1,855	2,887
Geographic Concentration Risk [Member] | Europe [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	3,072	2,030	1,806
Sales to customers	3,072	2,030	1,806
Geographic Concentration Risk [Member] | South America [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	771	831	1,505
Sales to customers	771	831	1,505
Geographic Concentration Risk [Member] | Other [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, major customer	202	1,172	919
Sales to customers	202	1,172	919
Sales Revenue [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Number of major distributors	4	4
Distributor 1 [Member] | Accounts Receivable [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	16.00%	18.00%
Distributor 1 [Member] | Sales Revenue [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	14.00%	13.00%	10.00%
Concentration risk, major customer	2,288	2,299	1,870
Sales to customers	2,288	2,299	1,870
Distributor 2 [Member] | Accounts Receivable [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	16.00%	10.00%
Distributor 3 [Member] | Accounts Receivable [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	14.00%
Distributor 4 [Member] | Accounts Receivable [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	10.00%	28.00%
Distributor 4 [Member] | Sales Revenue [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	13.00%	11.00%
Concentration risk, major customer	2,102	2,057
Sales to customers	2,102	2,057
Other Distributors [Member] | Accounts Receivable [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)		10.00%
Other Distributors [Member] | Sales Revenue [Member]
Concentration of Risk by Customer Product and Geographic Area [Abstract]
Concentration risk, percentage (in hundredths)	12.00%
Concentration risk, major customer	1,849
Sales to customers	$ 1,849