CONSOLIDATED STATEMENTS OF REDEEMABLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Series A Redeemable Preferred Stock	Common Stock	Additional Paid-In-Capital	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2021		0
Beginning balance at Dec. 31, 2021		$ 0
Increase (Decrease) in Temporary Equity [Roll Forward]
Issuance of redeemable preferred stock (in shares)		1
Redemption of preferred stock (in shares)		(1)
Ending balance (in shares) at Dec. 31, 2022		0
Ending balance at Dec. 31, 2022		$ 0
Beginning balance (in shares) at Dec. 31, 2021			2,652,828
Beginning balance at Dec. 31, 2021	$ 24,907		$ 27	$ 170,247	$ (145,367)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued pursuant to ATM agreements, net of issuance costs (in shares)			354,381
Common stock issued pursuant to ATM agreements, net of issuance costs	1,196		$ 3	1,193
Issuance of common stock for cash under employee stock purchase plan (in shares)			11,731
Issuance of common stock for cash under employee stock purchase plan	37			37
Stock-based compensation	2,156			2,156
Net loss	$ (21,102)				(21,102)
Ending balance (in shares) at Dec. 31, 2022	3,018,940		3,018,940
Ending balance at Dec. 31, 2022	$ 7,194		$ 30	173,633	(166,469)
Ending balance (in shares) at Dec. 31, 2023		0
Ending balance at Dec. 31, 2023		$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued pursuant to ATM agreements, net of issuance costs (in shares)			2,887,535
Common stock issued pursuant to ATM agreements, net of issuance costs	6,569		$ 29	6,540
Issuance of common stock upon restricted stock unit settlement, net of shares withheld for taxes (in shares)			66,831
Issuance of common stock upon restricted stock unit settlement, net of shares withheld for taxes	(38)		$ 1	(39)
Repurchase of restricted stock units	(20)			(20)
Stock-based compensation	1,919			1,919
Net loss	$ (5,694)				(5,694)
Ending balance (in shares) at Dec. 31, 2023	5,973,306		5,973,306
Ending balance at Dec. 31, 2023	$ 9,930		$ 60	$ 182,033	$ (172,163)