SHARE-BASED COMPENSATION Employee stock purchase plan (Details) (Employee Stock [Member], USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Employee Stock [Member]
Shares reserved for future issuance	541,000
ESPP purchase offering period	6 months
ESPP purchase interval	1
ESPP maximum employee subscription rate	$ 25,000
Maximum number of shares per employee	2,500
Purchase date, percentage of purchase price	85.00%
Stock issued during period, shares, employee stock purchase plans	133,590	80,672
Additional share-based compensation, employee stock purchase program	$ 30,000	$ 25,000