Share-Based Compensation - Summary of Warrants (Details) - Warrants - shares shares in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Summary of the warrants issued
Outstanding and exercisable, Beginning balance	4,245	8,241	12,964
Issued	0	0	0
Cancelled	0	0	0
Exercised	(3,637)	(3,996)	(4,723)
Expired	0	0	0
Outstanding and exercisable, Ending balance	608	4,245	8,241