Condensed Consolidated Statements of Stockholders' Equity - USD ($)	Total	Common Stock and Additional Paid-In Capital	Treasury Stock	Accumulated Other Comprehensive Income	Retained Earnings	Non-controlling Interest
Beginning balance (in shares) at Jun. 30, 2020		53,741,828	(1,333,125)
Beginning balance at Jun. 30, 2020	$ 1,065,707,000	$ 389,972,000	$ (20,491,000)	$ (152,000)	$ 696,211,000	$ 167,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options, net of taxes (in shares)		683,613
Exercise of stock options, net of taxes	10,767,000	$ 10,767,000
Release of common stock shares upon vesting of restricted stock units (in shares)		410,536
Shares withheld for the withholding tax on vesting of restricted stock units (in shares)		(129,297)
Shares withheld for the withholding tax on vesting of restricted stock units	(3,718,000)	$ (3,718,000)
Stock repurchases and retirement (in shares)		(4,055,626)	1,333,125
Stock repurchases and retirement	(76,988,000)	$ (122,000)	$ 20,491,000		(97,357,000)
Stock-based compensation	13,623,000	$ 13,623,000
Foreign currency translation gain	548,000			548,000
Net income	54,281,000				54,275,000	6,000
Ending balance (in shares) at Dec. 31, 2020		50,651,054	0
Ending balance at Dec. 31, 2020	1,064,220,000	$ 410,522,000	$ 0	396,000	653,129,000	173,000
Beginning balance (in shares) at Sep. 30, 2020		54,241,046	2,475,419
Beginning balance at Sep. 30, 2020	1,072,742,000	$ 400,157,000	$ (50,491,000)	95,000	722,812,000	169,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options, net of taxes (in shares)		332,783
Exercise of stock options, net of taxes	5,747,000	$ 5,747,000
Release of common stock shares upon vesting of restricted stock units (in shares)		193,017
Shares withheld for the withholding tax on vesting of restricted stock units (in shares)		(60,166)
Shares withheld for the withholding tax on vesting of restricted stock units	(1,713,000)	$ (1,713,000)
Stock repurchases and retirement (in shares)		(4,055,626)	2,475,419
Stock repurchases and retirement	(46,988,000)	$ (122,000)	$ 50,491,000		(97,357,000)
Stock-based compensation	6,453,000	$ 6,453,000
Foreign currency translation gain	301,000			301,000
Net income	27,678,000				27,674,000	4,000
Ending balance (in shares) at Dec. 31, 2020		50,651,054	0
Ending balance at Dec. 31, 2020	$ 1,064,220,000	$ 410,522,000	$ 0	396,000	653,129,000	173,000
Beginning balance (in shares) at Jun. 30, 2021	50,582,000	50,582,078
Beginning balance at Jun. 30, 2021	$ 1,096,398,000	$ 438,012,000	$ 0	453,000	657,760,000	173,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options, net of taxes (in shares)	669,403	669,403
Exercise of stock options, net of taxes	$ 11,588,000	$ 11,588,000
Release of common stock shares upon vesting of restricted stock units (in shares)		373,596
Shares withheld for the withholding tax on vesting of restricted stock units (in shares)		(116,461)
Shares withheld for the withholding tax on vesting of restricted stock units	(4,801,000)	$ (4,801,000)
Stock-based compensation	16,191,000	$ 16,191,000
Foreign currency translation gain	96,000			96,000
Net income	$ 67,373,000				67,369,000	4,000
Ending balance (in shares) at Dec. 31, 2021	51,509,000	51,508,616	0
Ending balance at Dec. 31, 2021	$ 1,186,845,000	$ 460,990,000	$ 0	549,000	725,129,000	177,000
Beginning balance (in shares) at Sep. 30, 2021		51,071,844	0
Beginning balance at Sep. 30, 2021	1,132,798,000	$ 448,976,000	$ 0	449,000	683,197,000	176,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options, net of taxes (in shares)		299,337
Exercise of stock options, net of taxes	5,570,000	$ 5,570,000
Release of common stock shares upon vesting of restricted stock units (in shares)		199,825
Shares withheld for the withholding tax on vesting of restricted stock units (in shares)		(62,390)
Shares withheld for the withholding tax on vesting of restricted stock units	(2,732,000)	$ (2,732,000)
Stock-based compensation	9,176,000	$ 9,176,000
Foreign currency translation gain	100,000			100,000
Net income	$ 41,933,000				41,932,000	1,000
Ending balance (in shares) at Dec. 31, 2021	51,509,000	51,508,616	0
Ending balance at Dec. 31, 2021	$ 1,186,845,000	$ 460,990,000	$ 0	$ 549,000	$ 725,129,000	$ 177,000