Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In-Capital	Accumulated Other Comprehensive Loss	Treasury Stock	Accumulated Deficit
Balance at Jun. 30, 2020	$ 5,398	$ 127	$ 1,035,041	$ (6,378)		$ (980,279)
Balance, common stock, shares at Jun. 30, 2020		127,114
Treasury stock, shares at Jun. 30, 2020					(6,597)
Treasury stock, value at Jun. 30, 2020					$ (43,113)
Net income (loss)	(11,862)					(11,862)
Other comprehensive income (loss)	3,708			3,708
Issuance of common stock from equity incentive plans, net of tax withholdings	2,284	$ 3	2,281
Issuance of common stock from equity incentive plans, net of tax withholdings, shares		3,066
Share-based compensation	18,397		18,397
Balance at Dec. 31, 2020	17,925	$ 130	1,055,719	(2,670)		(992,141)
Balance, common stock, shares at Dec. 31, 2020		130,180
Treasury stock, shares at Dec. 31, 2020					(6,597)
Treasury stock, value at Dec. 31, 2020					$ (43,113)
Balance at Sep. 30, 2020	9,911	$ 130	1,046,921	(4,936)		(989,091)
Balance, common stock, shares at Sep. 30, 2020		129,532
Treasury stock, shares at Sep. 30, 2020					(6,597)
Treasury stock, value at Sep. 30, 2020					$ (43,113)
Net income (loss)	(3,050)					(3,050)
Other comprehensive income (loss)	2,266			2,266
Issuance of common stock from equity incentive plans, net of tax withholdings	(1,297)		(1,297)
Issuance of common stock from equity incentive plans, net of tax withholdings, shares		648
Share-based compensation	10,095		10,095
Balance at Dec. 31, 2020	17,925	$ 130	1,055,719	(2,670)		(992,141)
Balance, common stock, shares at Dec. 31, 2020		130,180
Treasury stock, shares at Dec. 31, 2020					(6,597)
Treasury stock, value at Dec. 31, 2020					$ (43,113)
Balance at Jun. 30, 2021	$ 54,468	$ 133	1,078,602	(2,811)		(978,343)
Balance, common stock, shares at Jun. 30, 2021	133,279	133,279
Treasury stock, shares at Jun. 30, 2021	(6,597)				(6,597)
Treasury stock, value at Jun. 30, 2021	$ (43,113)				$ (43,113)
Net income (loss)	26,037					26,037
Other comprehensive income (loss)	20			20
Issuance of common stock from equity incentive plans, net of tax withholdings	(7,729)	$ 4	(7,733)
Issuance of common stock from equity incentive plans, net of tax withholdings, shares		4,199
Repurchase of stock	(24,974)				$ (24,974)
Repurchase of stock, shares					(1,829)
Share-based compensation	21,777		21,777
Balance at Dec. 31, 2021	$ 69,599	$ 137	1,092,646	(2,791)		(952,306)
Balance, common stock, shares at Dec. 31, 2021	137,478	137,478
Treasury stock, shares at Dec. 31, 2021	(8,426)				(8,426)
Treasury stock, value at Dec. 31, 2021	$ (68,087)				$ (68,087)
Balance at Sep. 30, 2021	72,325	$ 136	1,084,671	(3,722)		(965,647)
Balance, common stock, shares at Sep. 30, 2021		136,351
Treasury stock, shares at Sep. 30, 2021					(6,597)
Treasury stock, value at Sep. 30, 2021					$ (43,113)
Net income (loss)	13,341					13,341
Other comprehensive income (loss)	931			931
Issuance of common stock from equity incentive plans, net of tax withholdings	(3,357)	$ 1	(3,358)
Issuance of common stock from equity incentive plans, net of tax withholdings, shares		1,127
Repurchase of stock	(24,974)				$ (24,974)
Repurchase of stock, shares					(1,829)
Share-based compensation	11,333		11,333
Balance at Dec. 31, 2021	$ 69,599	$ 137	$ 1,092,646	$ (2,791)		$ (952,306)
Balance, common stock, shares at Dec. 31, 2021	137,478	137,478
Treasury stock, shares at Dec. 31, 2021	(8,426)				(8,426)
Treasury stock, value at Dec. 31, 2021	$ (68,087)				$ (68,087)