CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Accumulated Other Comprehensive Gain (loss)	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2021		46,880,000
Beginning balance at Dec. 31, 2021	$ 170,462	$ 553,902	$ (154)	$ (383,286)
Increase (Decrease) in Shareholders' Equity
Net income (loss)	(16,709)			(16,709)
Stock-based compensation expense	37,183	$ 37,183
Stock option exercises (in shares)		234,000
Stock option exercises	2,401	$ 2,401
Shares issued under the Employee Stock Purchase Plan (in shares)		49,000
Shares issued under the Employee Stock Purchase Plan	1,251	$ 1,251
Issuance of stock for restricted stock unit vesting (shares)		134,000
Restricted stock withheld for employee tax remittance (in shares)		(44,000)
Restricted stock withheld for employee tax remittance	(1,492)	$ (1,492)
Unrealized gain (loss) on investments	(824)		(824)
Ending balance (in shares) at Dec. 31, 2022		47,253,000
Ending balance at Dec. 31, 2022	192,272	$ 593,245	(978)	(399,995)
Increase (Decrease) in Shareholders' Equity
Net income (loss)	(3,182)			(3,182)
Stock-based compensation expense	32,325	$ 32,325
Stock option exercises (in shares)		378,000
Stock option exercises	4,737	$ 4,737
Shares issued under the Employee Stock Purchase Plan (in shares)		54,000
Shares issued under the Employee Stock Purchase Plan	1,263	$ 1,263
Issuance of stock for restricted stock unit vesting (shares)		224,000
Restricted stock withheld for employee tax remittance (in shares)		(80,000)
Restricted stock withheld for employee tax remittance	(2,341)	$ (2,341)
Unrealized gain (loss) on investments	$ 878		878
Ending balance (in shares) at Dec. 31, 2023	47,829,000	47,829,000
Ending balance at Dec. 31, 2023	$ 225,952	$ 629,229	(100)	(403,177)
Increase (Decrease) in Shareholders' Equity
Net income (loss)	10,362			10,362
Stock-based compensation expense	$ 36,495	$ 36,495
Stock option exercises (in shares)	1,544,653	1,545,000
Stock option exercises	$ 23,125	$ 23,125
Shares issued under the Employee Stock Purchase Plan (in shares)		42,000
Shares issued under the Employee Stock Purchase Plan	1,391	$ 1,391
Issuance of stock for restricted stock unit vesting (shares)		324,000
Restricted stock withheld for employee tax remittance (in shares)		(112,000)
Restricted stock withheld for employee tax remittance	(5,462)	$ (5,462)
Unrealized gain (loss) on investments	$ 104		104
Ending balance (in shares) at Dec. 31, 2024	49,628,000	49,628,000
Ending balance at Dec. 31, 2024	$ 291,967	$ 684,778	$ 4	$ (392,815)