Shareholders' Equity and Share-based Compensation - Stock Options Outstanding and Exercisable (Details) - $ / shares	9 Months Ended
	Mar. 31, 2016	Jun. 30, 2015
Share-based Compensation [Abstract]
Options, Number Outstanding (in shares)	2,099,093	2,836,217
Options, Weighted-Average Remaining Contractual Life (in years)	4 years 8 months 23 days
Options, Weighted-Average Exercise Price (in dollars per share)	$ 11.19	$ 10.77
Options, Number Exercisable (in shares)	1,791,713
Options, Weighted-Average Exercise Price (in dollars per share)	$ 11.80
Options vested and expected to vest, Number Outstanding (in shares)	2,074,209
Options vested and expected to vest, Weighted Average Remaining Contractual Life (in years)	4 years 8 months 9 days
Options vested and expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 11.23