Stock-Based Compensation (Details 3) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2016 USD ($) $ / shares shares	Jun. 30, 2015 USD ($) $ / shares shares	Jun. 30, 2014 USD ($) $ / shares shares	Jun. 30, 2013 USD ($) $ / shares
Weighted Average Grant Date Fair Value
Payments related to tax withholding | $		$ 5,699	$ 7,831	$ 7,705
Stock Options
Stock options activity
Outstanding, beginning of period (in shares)	1,214,257	1,246,528
Granted (in shares)		315,521
Exercised (in shares)		(308,847)
Cancelled / Forfeited (in shares)		(38,945)
Outstanding, end of period (in shares)		1,214,257	1,246,528
Vested and exercisable, end of period (in shares)		764,052
Vested and expected to vest, end of period (in shares)		1,160,576
Weighted Average Exercise Price
Outstanding, beginning of period (in dollars per share) | $ / shares	$ 27.25	$ 20.30
Granted (in dollars per share) | $ / shares		42.66	$ 33.06	$ 23.40
Exercised (in dollars per share) | $ / shares		15.10
Cancelled / Forfeited (in dollars per share) | $ / shares		25.96
Outstanding, end of period (in dollars per share) | $ / shares		27.25	$ 20.30
Vested and exercisable, end of period (in dollars per share) | $ / shares		22.00
Vested and expected to vest, end of period (in dollars per share) | $ / shares		$ 26.57
Weighted Average Remaining Contractual Term
Outstanding, end of period		7 years 3 months 4 days	7 years 1 month 21 days
Vested and exercisable, end of period		6 years 6 months 18 days
Vested and expected to vest, end of period		7 years 2 months 1 day
Aggregate Intrinsic Value
Outstanding, beginning of period | $	$ 22,232	$ 32,543
Outstanding, end of period | $		22,232	$ 32,543
Vested and exercisable, end of period | $		18,000
Vested and expected to vest, end of period | $		22,024
Weighted Average Grant Date Fair Value
Total unrecognized compensation cost | $		$ 4,900
Total unrecognized compensation cost, period of recognition		2 years 6 months
Total intrinsic value of options exercised | $		$ 8,200	19,900	$ 55,700
Cash proceeds from option exercises | $		4,600	8,700	21,100
Payments related to tax withholding | $		$ 5,700	$ 7,800	$ 7,700
Stock Options | Forecast
Stock options activity
Granted (in shares)	350,933
Restricted Stock Units
Restricted stock units activity
Outstanding, beginning of period (in shares)	542,432	617,269
Granted (in shares)		373,071
Settled (in shares)		(408,654)
Cancelled / Forfeited (in shares)		(39,254)
Outstanding, end of period (in shares)		542,432	617,269
Vested and expected to vest (in shares)		478,028
Weighted Average Grant Date Fair Value
Outstanding, beginning of period (in dollars per share) | $ / shares	$ 36.13	$ 25.74
Granted (in dollars per share) | $ / shares		42.65	$ 33.07	$ 23.46
Settled (RSUs) (in dollars per share) | $ / shares		27.23
Cancelled / Forfeited (in dollars per share) | $ / shares		27.29
Outstanding, end of period (in dollars per share) | $ / shares		$ 36.13	$ 25.74
Vested and expected to vest, end of period (in dollars per share) | $ / shares		36.48
Total fair value of shares vested from RSU grants | $		$ 16,100	$ 22,200	$ 22,500
Total unrecognized compensation cost | $		$ 17,400
Total unrecognized compensation cost, period of recognition		2 years 6 months
Restricted Stock Units | Forecast
Restricted stock units activity
Granted (in shares)	320,968