Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Deficit (Unaudited) - USD ($) $ in Thousands	Total	Series A Convertible Preferred Stock	Series B Convertible Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Convertible Preferred Stock, beginning balance at Dec. 31, 2022		$ 29,567
Convertible Preferred Stock, beginning balance, shares at Dec. 31, 2022		40,182,354
Beginning balance at Dec. 31, 2022	$ (10,062)			$ 4	$ 586		$ (10,652)
Beginning balance, shares at Dec. 31, 2022				3,587,345
Issuance of convertible preferred stock for the settlement of the tranche right liability, net of issuance costs	11,465	$ 59,920			11,465
Issuance of convertible preferred stock for the settlement of the tranche right liability, net of issuance costs, shares		60,000,000
Issuance of restricted common stock	24				24
Issuance of restricted common stock, shares				273,166
Stock-based compensation expense	723				723
Net loss	(6,147)						(6,147)
Convertible Preferred Stock, ending balance at Mar. 31, 2023		$ 89,487
Convertible Preferred Stock, ending balance, shares at Mar. 31, 2023		100,182,354
Ending balance at Mar. 31, 2023	(3,997)			$ 4	12,798		(16,799)
Ending balance, shares at Mar. 31, 2023				3,860,511
Convertible Preferred Stock, beginning balance at Dec. 31, 2022		$ 29,567
Convertible Preferred Stock, beginning balance, shares at Dec. 31, 2022		40,182,354
Beginning balance at Dec. 31, 2022	(10,062)			$ 4	586		(10,652)
Beginning balance, shares at Dec. 31, 2022				3,587,345
Net loss	(12,558)
Convertible Preferred Stock, ending balance at Jun. 30, 2023		$ 89,487
Convertible Preferred Stock, ending balance, shares at Jun. 30, 2023		100,182,354
Ending balance at Jun. 30, 2023	(9,433)			$ 4	13,773		(23,210)
Ending balance, shares at Jun. 30, 2023				4,217,519
Convertible Preferred Stock, beginning balance at Dec. 31, 2022		$ 29,567
Convertible Preferred Stock, beginning balance, shares at Dec. 31, 2022		40,182,354
Beginning balance at Dec. 31, 2022	(10,062)			$ 4	586		(10,652)
Beginning balance, shares at Dec. 31, 2022				3,587,345
Net loss	(34,800)
Convertible Preferred Stock, ending balance at Dec. 31, 2023	$ 166,578	$ 89,487	$ 77,091
Convertible Preferred Stock, ending balance, shares at Dec. 31, 2023	151,456,144	100,182,354	51,273,790
Ending balance at Dec. 31, 2023	$ (25,634)			$ 4	19,796	$ 4	(45,438)
Ending balance, shares at Dec. 31, 2023	4,170,817			4,170,817
Convertible Preferred Stock, beginning balance at Mar. 31, 2023		$ 89,487
Convertible Preferred Stock, beginning balance, shares at Mar. 31, 2023		100,182,354
Beginning balance at Mar. 31, 2023	$ (3,997)			$ 4	12,798		(16,799)
Beginning balance, shares at Mar. 31, 2023				3,860,511
Issuance of restricted common stock	30				30
Issuance of restricted common stock, shares				357,008
Stock-based compensation expense	945				945
Net loss	(6,411)						(6,411)
Convertible Preferred Stock, ending balance at Jun. 30, 2023		$ 89,487
Convertible Preferred Stock, ending balance, shares at Jun. 30, 2023		100,182,354
Ending balance at Jun. 30, 2023	(9,433)			$ 4	13,773		(23,210)
Ending balance, shares at Jun. 30, 2023				4,217,519
Convertible Preferred Stock, beginning balance at Dec. 31, 2023	$ 166,578	$ 89,487	$ 77,091
Convertible Preferred Stock, beginning balance, shares at Dec. 31, 2023	151,456,144	100,182,354	51,273,790
Beginning balance at Dec. 31, 2023	$ (25,634)			$ 4	19,796	4	(45,438)
Beginning balance, shares at Dec. 31, 2023	4,170,817			4,170,817
Issuance of convertible preferred stock for the settlement of the tranche right liability, net of issuance costs	$ 7,343		$ 68,161		7,343
Issuance of convertible preferred stock for the settlement of the tranche right liability, net of issuance costs, shares			38,157,240
Stock-based compensation expense	1,491				1,491
Net loss	(22,669)						(22,669)
Change in unrealized gain (loss) on investments, net of tax	(164)					(164)
Convertible Preferred Stock, ending balance at Mar. 31, 2024		$ 89,487	$ 145,252
Convertible Preferred Stock, ending balance, shares at Mar. 31, 2024		100,182,354	89,431,030
Ending balance at Mar. 31, 2024	(39,633)			$ 4	28,630	(160)	(68,107)
Ending balance, shares at Mar. 31, 2024				4,170,817
Convertible Preferred Stock, beginning balance at Dec. 31, 2023	$ 166,578	$ 89,487	$ 77,091
Convertible Preferred Stock, beginning balance, shares at Dec. 31, 2023	151,456,144	100,182,354	51,273,790
Beginning balance at Dec. 31, 2023	$ (25,634)			$ 4	19,796	4	(45,438)
Beginning balance, shares at Dec. 31, 2023	4,170,817			4,170,817
Net loss	$ (40,790)
Change in unrealized gain (loss) on investments, net of tax	(187)
Convertible Preferred Stock, ending balance, shares at Jun. 30, 2024		0	0
Ending balance at Jun. 30, 2024	$ 336,886			$ 36	423,261	(183)	(86,228)
Ending balance, shares at Jun. 30, 2024	36,576,457			36,576,457
Convertible Preferred Stock, beginning balance at Mar. 31, 2024		$ 89,487	$ 145,252
Convertible Preferred Stock, beginning balance, shares at Mar. 31, 2024		100,182,354	89,431,030
Beginning balance at Mar. 31, 2024	$ (39,633)			$ 4	28,630	(160)	(68,107)
Beginning balance, shares at Mar. 31, 2024				4,170,817
Conversion of Series A convertible preferred stock to common stock upon closing of the intial public offering	89,487	$ (89,487)		$ 12	89,475
Conversion of Series A convertible preferred stock to common stock upon closing of the intial public offering, shares		(100,182,354)		11,701,298
Conversion of Series B convertible preferred stock to common stock upon closing of the initial public offering	145,252		$ (145,252)	$ 10	145,242
Conversion of Series B Convertible Preferred Stock to Common Stock Upon Closing of the Initial Public Offering, Shares			(89,431,030)	10,445,518
Issuance of common stock from initial public offering, net of issuance costs	140,868			$ 9	140,859
Issuance of common stock from initial public offering, net of issuance costs, shares				9,200,000
Issuance of common stock from private placement, net of issuance cost	16,702			$ 1	16,701
Issuance of common stock from private placement, net of issuance cost, shares				1,058,824
Stock-based compensation expense	2,354				2,354
Net loss	(18,121)						(18,121)
Change in unrealized gain (loss) on investments, net of tax	(23)					(23)
Convertible Preferred Stock, ending balance, shares at Jun. 30, 2024		0	0
Ending balance at Jun. 30, 2024	$ 336,886			$ 36	$ 423,261	$ (183)	$ (86,228)
Ending balance, shares at Jun. 30, 2024	36,576,457			36,576,457