Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock and Additional Paid-In Capital	Treasury Stock	Accumulated Other Comprehensive Loss	Retained Earnings	Non-controlling Interest	As Previously Reported	As Previously Reported Common Stock and Additional Paid-In Capital	As Previously Reported Treasury Stock	As Previously Reported Accumulated Other Comprehensive Loss	As Previously Reported Retained Earnings	As Previously Reported Non-controlling Interest
Shares outstanding, beginning balance (in shares) at Jun. 30, 2014		45,739,936.000	(445,028.000)					45,739,936	(445,028)
Stockholders' equity, beginning balance at Jun. 30, 2014	$ 452,158	$ 199,593	$ (2,030)	$ (63)	$ 254,483	$ 175	$ 469,231	$ 199,062	$ (2,030)	$ (63)	$ 272,087	$ 175
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net of taxes (in shares)	2,124,401	2,124,401
Exercise of stock options, net of taxes	$ 23,338	$ 23,338
Release of common stock shares upon vesting of restricted stock units (in shares)		14,685
Release of common stock shares upon vesting of restricted stock units	0
Shares withheld for the withholding on vesting of restricted stock units (in shares)		(5,278)
Shares withheld for the withholding on vesting of restricted stock units	(175)	$ (175)
Stock-based compensation (As Restated- see Note 19)	14,436	14,436
Tax benefit resulting from stock option and restricted stock unit transactions (As Restated- see Note 19)	11,301	$ 11,301
Unrealized gains (losses) on investments	(8)			(8)
Foreign currency translation loss	(9)			(9)
Net income (loss) (As Restated- see Note 19)	92,544				92,555	(11)
Shares outstanding, ending balance (in shares) at Jun. 30, 2015		47,873,744	(445,028)
Stockholders' equity, ending balance at Jun. 30, 2015	$ 593,585	$ 248,493	$ (2,030)	(80)	347,038	164
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net of taxes (in shares)	1,013,430	1,013,430
Exercise of stock options, net of taxes	$ 12,186	$ 12,186
Release of common stock shares upon vesting of restricted stock units (in shares)		177,707
Release of common stock shares upon vesting of restricted stock units	0
Shares withheld for the withholding on vesting of restricted stock units (in shares)		(65,164)
Shares withheld for the withholding on vesting of restricted stock units	(1,786)	$ (1,786)
Stock-based compensation (As Restated- see Note 19)	16,930	16,930
Tax benefit resulting from stock option and restricted stock unit transactions (As Restated- see Note 19)	3,642	$ 3,642
Unrealized gains (losses) on investments	5			5
Foreign currency translation loss	(10)			(10)
Net income (loss) (As Restated- see Note 19)	72,101				72,081	20
Shares outstanding, ending balance (in shares) at Jun. 30, 2016		48,999,717	(445,028)
Stockholders' equity, ending balance at Jun. 30, 2016	$ 696,653	$ 279,465	$ (2,030)	(85)	419,119	184	$ 721,379
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net of taxes (in shares)	1,007,065	1,007,065
Exercise of stock options, net of taxes	$ 10,878	$ 10,878
Release of common stock shares upon vesting of restricted stock units (in shares)		411,739
Release of common stock shares upon vesting of restricted stock units	0
Shares withheld for the withholding on vesting of restricted stock units (in shares)		(144,994)
Shares withheld for the withholding on vesting of restricted stock units	(3,554)	$ (3,554)
Purchase of treasury stock (in shares)			(888,097)
Purchase of treasury stock	(18,461)		$ (18,461)
Stock-based compensation (As Restated- see Note 19)	19,665	19,665
Tax benefit resulting from stock option and restricted stock unit transactions (As Restated- see Note 19)	1,817	$ 1,817
Unrealized gains (losses) on investments	(11)			(11)
Foreign currency translation loss	19			19
Net income (loss) (As Restated- see Note 19)	66,840				66,854	(14)
Shares outstanding, ending balance (in shares) at Jun. 30, 2017		50,273,527	(1,333,125)
Stockholders' equity, ending balance at Jun. 30, 2017	$ 773,846	$ 308,271	$ (20,491)	$ (77)	$ 485,973	$ 170