Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands		Total		Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Accumulated Deficit) As Adjusted
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect adjustment related to adoption of ASU | ASU 2014-09		$ 11,800
Balance (in shares) at Jun. 30, 2016				42,708,000
Balance at Jun. 30, 2016		161,515	[1]	$ 43	$ 149,775	$ (1,767)	$ 13,464	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)				437,000
Issuance of common stock upon exercise of stock options		2,738	[1]		2,738
Release of restricted stock units (shares)				801,000
Release of restricted stock units		(3,008)	[1]	$ 1	(3,009)
Stock-based compensation expense		10,162	[1]		10,162
Foreign currency translation adjustment, net of tax		188	[1]			188
Unrealized net gain (loss) on available-for-sale securities, net of tax		(355)	[1]			(355)
Net loss	[1]	(29,536)	[2]				(29,536)
Balance (in shares) at Jun. 30, 2017				43,946,000
Balance at Jun. 30, 2017		141,704	[1]	$ 44	159,666	(1,934)	(16,072)	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)				151,000
Issuance of common stock upon exercise of stock options		681	[1]	$ 0	681
Release of restricted stock units (shares)				774,000
Release of restricted stock units		(2,327)	[1]	$ 1	(2,328)
Stock-based compensation expense		9,876	[1]		9,876
Foreign currency translation adjustment, net of tax		539	[1]			539
Unrealized net gain (loss) on available-for-sale securities, net of tax		(460)	[1]			(460)
Net loss	[1]	(40,834)	[2]				(40,834)
Balance (in shares) at Jun. 30, 2018				44,871,000
Balance at Jun. 30, 2018		$ 108,883	[1],[2]	$ 45	167,895	(1,855)	(57,202)	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)		1,477,000		1,477,000
Issuance of common stock upon exercise of stock options		$ 8,853	[1]	$ 1	8,852
Release of restricted stock units (shares)				784,000
Release of restricted stock units		$ (1,982)	[1]	$ 1	(1,983)
Repurchases of common stock (in shares)		(221,333)		(221,000)
Repurchases of common stock		$ (1,303)	[1]		(714)		(589)	[1]
Stock-based compensation expense		8,299	[1]		8,299
Foreign currency translation adjustment, net of tax		(461)	[1]			(461)
Unrealized net gain (loss) on available-for-sale securities, net of tax		839	[1]			839
Net loss		(32,488)	[1]				(32,488)
Balance (in shares) at Jun. 30, 2019				46,911,000
Balance at Jun. 30, 2019		$ 90,640	[1]	$ 47	$ 182,349	$ (1,477)	$ (90,279)	[1]

[1] See Note 1 for a summary of adjustments. The cumulative effect adjustment to Accumulated Deficit and Total Stockholders' Equity related to the adoption of ASU No. 2014-09 (Topic 606) as of June 30, 2016 was $11.8 million.

[2] See Note 1 for a summary of adjustments.