SHARE-BASED COMPENSATION - Options Outstanding and Exercisable (Details) - Stock options - $ / shares	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Options outstanding and exercisable
Outstanding Number of Shares	1,110,165	1,016,997
Exercisable Number of Shares	740,915	919,396
Exercise price range $0.41 - $4.00, remaining life 1 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 0.41
Exercise Price, high end of the range (in dollars per share)	$ 4.00
Outstanding Number of Shares	57,915
Remaining Life (in years)	1 year
Exercisable Number of Shares	57,915
Exercise price range $0.41 - $4.00, remaining life 2 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 0.41
Exercise Price, high end of the range (in dollars per share)	$ 4.00
Outstanding Number of Shares	136,296
Remaining Life (in years)	2 years
Exercisable Number of Shares	136,296
Exercise price range $0.41 - $4.00, remaining life 3 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 0.41
Exercise Price, high end of the range (in dollars per share)	$ 4.00
Outstanding Number of Shares	226,720
Remaining Life (in years)	3 years
Exercisable Number of Shares	226,720
Exercise price range $0.41 - $4.00, remaining life 4 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 0.41
Exercise Price, high end of the range (in dollars per share)	$ 4.00
Outstanding Number of Shares	112,610
Remaining Life (in years)	4 years
Exercisable Number of Shares	33,360
Exercise price range $0.41 - $4.00, remaining life 5 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 0.41
Exercise Price, high end of the range (in dollars per share)	$ 4.00
Outstanding Number of Shares	478,500
Remaining Life (in years)	5 years
Exercisable Number of Shares	188,500
Exercise price range $4.01 - $10.00, remaining life 1 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 4.01	$ 4.01
Exercise Price, high end of the range (in dollars per share)	$ 10.00	$ 10.00
Outstanding Number of Shares	24,000	97,938
Remaining Life (in years)	1 year	1 year
Exercisable Number of Shares	24,000	97,938
Exercise price range $4.01 - $10.00, remaining life 2 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 4.01	$ 4.01
Exercise Price, high end of the range (in dollars per share)	$ 10.00	$ 10.00
Outstanding Number of Shares	4,062	9,000
Remaining Life (in years)	2 years	2 years
Exercisable Number of Shares	4,062	9,000
Exercise price range $4.01 - $10.00, remaining life 3 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 4.01	$ 4.01
Exercise Price, high end of the range (in dollars per share)	$ 10.00	$ 10.00
Outstanding Number of Shares	7,000	4,062
Remaining Life (in years)	3 years	3 years
Exercisable Number of Shares	7,000	4,062
Exercise price range $10.01 - $20.00, remaining life less than 1 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 10.01
Exercise Price, high end of the range (in dollars per share)		$ 20.00
Outstanding Number of Shares		1,875
Remaining Life (in years)		1 year
Exercisable Number of Shares		1,875
Exercise price range $10.01 - $20.00, remaining life 4 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 10.01	$ 10.01
Exercise Price, high end of the range (in dollars per share)	$ 20.00	$ 20.00
Outstanding Number of Shares	17,500	28,750
Remaining Life (in years)	4 years	4 years
Exercisable Number of Shares	17,500	28,750
Exercise price range $20.01 - $30.00, remaining life 1 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 20.01
Exercise Price, high end of the range (in dollars per share)		$ 30.00
Outstanding Number of Shares		1,250
Remaining Life (in years)		1 year
Exercisable Number of Shares		1,250
Exercise price range $20.01 - $30.00, remaining life 4 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 20.01	$ 20.01
Exercise Price, high end of the range (in dollars per share)	$ 30.00	$ 30.00
Outstanding Number of Shares	28,500	31,000
Remaining Life (in years)	4 years	4 years
Exercisable Number of Shares	28,500	31,000
Exercise price range $30.01 - $40.00, remaining life less than 1 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 30.01
Exercise Price, high end of the range (in dollars per share)		$ 40.00
Outstanding Number of Shares		16,250
Remaining Life (in years)		1 year
Exercisable Number of Shares		16,250
Exercise price range $30.01 - $40.00, remaining life 5 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 30.01
Exercise Price, high end of the range (in dollars per share)		$ 40.00
Outstanding Number of Shares		25,813
Remaining Life (in years)		5 years
Exercisable Number of Shares		25,813
Exercise price range $40.01 - $48.72, remaining life 4 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 40.01
Exercise Price, high end of the range (in dollars per share)	$ 50.00
Outstanding Number of Shares	3,750
Remaining Life (in years)	4 years
Exercisable Number of Shares	3,750
Exercise price range $0.42 - $4.00, remaining life 1 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 0.42
Exercise Price, high end of the range (in dollars per share)		$ 4.00
Outstanding Number of Shares		71,250
Remaining Life (in years)		1 year
Exercisable Number of Shares		71,250
Exercise price range $0.42 - $4.00, remaining life 2 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 0.42
Exercise Price, high end of the range (in dollars per share)		$ 4.00
Outstanding Number of Shares		78,855
Remaining Life (in years)		2 years
Exercisable Number of Shares		78,855
Exercise price range $0.42 - $4.00, remaining life 3 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 0.42
Exercise Price, high end of the range (in dollars per share)		$ 4.00
Outstanding Number of Shares		197,390
Remaining Life (in years)		3 years
Exercisable Number of Shares		197,390
Exercise price range $0.42 - $4.00, remaining life 4 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 0.42
Exercise Price, high end of the range (in dollars per share)		$ 4.00
Outstanding Number of Shares		348,954
Remaining Life (in years)		4 years
Exercisable Number of Shares		333,963
Exercise price range $0.42 - $4.00, remaining life 5 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 0.42
Exercise Price, high end of the range (in dollars per share)		$ 4.00
Outstanding Number of Shares		82,610
Remaining Life (in years)		5 years
Exercise price range $4.01 - $10.00, remaining life 4 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 4.01
Exercise Price, high end of the range (in dollars per share)		$ 10.00
Outstanding Number of Shares		18,250
Remaining Life (in years)		4 years
Exercisable Number of Shares		18,250
Exercise price range $30.01 - $40.00, remaining life 4 year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)	$ 30.01
Exercise Price, high end of the range (in dollars per share)	$ 40.00
Outstanding Number of Shares	13,312
Remaining Life (in years)	4 years
Exercisable Number of Shares	13,312
Exercise price range $20.01 - $30.00, remaining life 2 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 20.01
Exercise Price, high end of the range (in dollars per share)		$ 30.00
Remaining Life (in years)		2 years
Exercise price range $40.01 - $50.00, remaining life 1 Year
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 40.01
Exercise Price, high end of the range (in dollars per share)		$ 50.00
Remaining Life (in years)		1 year
Exercise price range $40.01 - $50.00, remaining life 5 years
Options outstanding and exercisable
Exercise Price, low end of the range (in dollars per share)		$ 40.01
Exercise Price, high end of the range (in dollars per share)		$ 50.00
Outstanding Number of Shares		3,750
Remaining Life (in years)		5 years
Exercisable Number of Shares		3,750