CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in- Capital	Accumulated Deficit	Accumulated other comprehensive income (loss)
Beginning balance (in shares) at Dec. 31, 2022		18,658,798
Beginning balance at Dec. 31, 2022	$ 171,619	$ 19	$ 613,665	$ (441,916)	$ (149)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock in connection with Velodyne Merger (in shares)		19,483,269
Issuance of common stock in connection with Velodyne Merger	306,602	$ 20	306,582
Common Stock adjustment reflected as a result of the one-for-10 reverse stock split effectuated on April 6, 2023 (in shares)		85,893
Proceeds from at-the-market offering, net of commissions and fees and issuance costs (in shares)		2,878,875
Proceeds from at-the-market offering, net of commissions and fees and issuance costs	$ 15,427	$ 3	15,424
Issuance of common stock upon exercise of stock options (in shares)	142,117	142,117
Issuance of common stock upon exercise of stock options	$ 270		270
Issuance of common stock upon vesting of restricted stock units (in shares)		1,755,157
Issuance of common stock upon vesting of restricted stock units	0	$ 0	0
Issuance of common stock to employees under employee stock purchase plan (in shares)		257,506
Issuance of common stock to employees under employee stock purchase plan	1,175		1,175
Repurchase of common stock (in shares)		(3,753)
Repurchase of common stock	(3)		(3)
Common stock warrants issuable to customer	528		528
Vesting of early exercised stock options	98		98
Stock-based compensation expense	57,725		57,725
Net loss	(374,110)			(374,110)
Other Comprehensive income (loss)	$ 341				341
Ending balance (in shares) at Dec. 31, 2023	43,257,862	43,257,862
Ending balance at Dec. 31, 2023	$ 179,672	$ 42	995,464	(816,026)	192
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock in connection with Velodyne Merger (in shares)		211,216
Issuance of common stock in connection with Velodyne Merger	0		0
Proceeds from at-the-market offering, net of commissions and fees and issuance costs (in shares)		6,045,428
Proceeds from at-the-market offering, net of commissions and fees and issuance costs	$ 56,216	$ 2	56,214
Issuance of common stock upon exercise of stock options (in shares)	105,581	105,581
Issuance of common stock upon exercise of stock options	$ 206	$ 0	206
Issuance of restricted stock awards (in shares)		533,601
Issuance of restricted stock awards	1	$ 1
Issuance of common stock upon vesting of restricted stock units (in shares)		2,022,741
Issuance of common stock upon vesting of restricted stock units	2	$ 2	0
Issuance of common stock to employees under employee stock purchase plan (in shares)		384,341
Issuance of common stock to employees under employee stock purchase plan	1,703		1,703
Common stock warrants issuable to customer	892		892
Stock-based compensation expense	40,459		40,459
Net loss	(97,045)			(97,045)
Other Comprehensive income (loss)	$ (1,195)				(1,195)
Ending balance (in shares) at Dec. 31, 2024	52,560,770	52,560,770
Ending balance at Dec. 31, 2024	$ 180,911	$ 47	$ 1,094,938	$ (913,071)	$ (1,003)