SHARE-BASED COMPENSATION Employee stock purchase plan (Details) (Employee Stock [Member], USD $)	3 Months Ended	12 Months Ended
	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Employee Stock [Member]
Number of Additional Shares Authorized, ESPP	600,000
Shares reserved for future issuance		674,000
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
Discount from market price, purchase date		85.00%	95.00%
Stock issued during period, shares, employee stock purchase plans		80,675	1,368
Adjustments to capital, employee stock purchase program, requisite service period recognition		$ 25,000	$ 0