Consolidated Statements of Changes In Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Balance (in shares) at Dec. 31, 2020		17,679,232
Balance at Dec. 31, 2020	$ 56,880	$ 18	$ 117,097	$ (60,235)	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock for employee purchase plan (in shares)		38,991
Issuance of common stock for employee purchase plan	648		648
Exercise of stock options (in shares)		57,498
Exercise of stock options	1,408		1,408
Issuance of common stock in settlement of restricted and performance stock unites, net of shares withheld for employee taxes (in shares)		175,813
Issuance of common stock in settlement of restricted and performance stock units, net of shares withheld for employee taxes	(1,963)		(1,963)
Stock-based compensation expense	8,507		8,507
Purchase of capped call, inclusive of issuance cost of $353	(16,134)		(16,134)
Net income (loss)	5,997			5,997
Balance (in shares) at Sep. 30, 2021		17,951,534
Balance at Sep. 30, 2021	55,343	$ 18	109,563	(54,238)	0
Balance (in shares) at Jun. 30, 2021		17,933,020
Balance at Jun. 30, 2021	53,343	$ 18	106,173	(52,848)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock for employee purchase plan	3		3
Exercise of stock options (in shares)		3,900
Exercise of stock options	156		156
Issuance of common stock in settlement of restricted and performance stock unites, net of shares withheld for employee taxes (in shares)		14,614
Issuance of common stock in settlement of restricted and performance stock units, net of shares withheld for employee taxes	(511)		(511)
Stock-based compensation expense	3,742		3,742
Net income (loss)	(1,390)			(1,390)
Balance (in shares) at Sep. 30, 2021		17,951,534
Balance at Sep. 30, 2021	$ 55,343	$ 18	109,563	(54,238)	0
Balance (in shares) at Dec. 31, 2021	17,995,344	17,995,344
Balance at Dec. 31, 2021	$ 56,569	$ 18	114,724	(58,173)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock for employee purchase plan (in shares)		27,810
Issuance of common stock for employee purchase plan	$ 1,063		1,063
Exercise of stock options (in shares)	27,023	27,023
Exercise of stock options	$ 624		624
Issuance of common stock in settlement of restricted and performance stock unites, net of shares withheld for employee taxes (in shares)		203,226
Issuance of common stock in settlement of restricted and performance stock units, net of shares withheld for employee taxes	(4,820)		(4,820)
Stock-based compensation expense	13,021		13,021
Purchase of capped call, inclusive of issuance cost of $353	(32,024)		(32,024)
Issuance of common stock in extinguishment of convertible notes (in shares)		1,354,348
Issuance of common stock in extinguishment of convertible notes	55,949	$ 2	55,947
Net change in unrealized loss on available-for-sale investments	(336)				(336)
Net income (loss)	$ (74,552)			(74,552)
Balance (in shares) at Sep. 30, 2022	19,607,751	19,607,751
Balance at Sep. 30, 2022	$ 15,494	$ 20	148,535	(132,725)	(336)
Balance (in shares) at Jun. 30, 2022		19,560,163
Balance at Jun. 30, 2022	23,874	$ 20	144,628	(120,591)	(183)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		12,179
Exercise of stock options	248		248
Issuance of common stock in settlement of restricted and performance stock unites, net of shares withheld for employee taxes (in shares)		35,409
Issuance of common stock in settlement of restricted and performance stock units, net of shares withheld for employee taxes	(586)		(586)
Stock-based compensation expense	4,245		4,245
Net change in unrealized loss on available-for-sale investments	(153)				(153)
Net income (loss)	$ (12,134)			(12,134)
Balance (in shares) at Sep. 30, 2022	19,607,751	19,607,751
Balance at Sep. 30, 2022	$ 15,494	$ 20	$ 148,535	$ (132,725)	$ (336)