CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands		Total	Convertible Series C Preferred Stock	Convertible Preferred Stock (Series A, B, C and C-1)	Convertible Preferred Stock (Series A, B, C and C-1) Convertible Series C Preferred Stock	Common Stock Including Class A, Class B, and Treasury Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2024	[1]			99,565,570		45,542,122
Beginning balance at Dec. 31, 2024		$ 435,943		$ 1,411,313		$ (5,887)	$ 0	$ (969,276)	$ (207)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock (in shares)	[1]				170,007	352,930
Issuance of stock		1,245	$ 2,880		$ 2,880		1,245
Convertible preferred stock paid-in-kind dividend		(24,540)		$ 24,540			(12,859)	(11,681)
Stock-based compensation		11,614					11,614
Foreign currency translation adjustments		224							224
Net loss		(158,694)						(158,694)
Ending balance (in shares) at Jun. 30, 2025	[1]			99,735,577		45,895,052
Ending balance at Jun. 30, 2025		293,212		$ 1,438,733		$ (5,887)	0	(1,139,651)	17
Beginning balance (in shares) at Mar. 31, 2025	[1]			99,610,162		45,771,633
Beginning balance at Mar. 31, 2025		366,441		$ 1,424,198		$ (5,887)	0	(1,051,661)	(209)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock (in shares)	[1]				125,415	123,419
Issuance of stock		495	$ 2,159		$ 2,159		495
Convertible preferred stock paid-in-kind dividend		(12,376)		$ 12,376			(4,802)	(7,574)
Stock-based compensation		4,307					4,307
Foreign currency translation adjustments		226							226
Net loss		(80,416)						(80,416)
Ending balance (in shares) at Jun. 30, 2025	[1]			99,735,577		45,895,052
Ending balance at Jun. 30, 2025		293,212		$ 1,438,733		$ (5,887)	0	(1,139,651)	17
Beginning balance (in shares) at Dec. 31, 2025	[1]			0		229,228,031
Beginning balance at Dec. 31, 2025		1,817,836		$ 0		$ 23	3,731,273	(1,913,450)	(10)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock (in shares)	[1]					3,029,519
Issuance of stock		8,374				$ 1	8,373
Issuance of common stock upon vesting of restricted stock (in shares)	[1]					872,769
Convertible preferred stock paid-in-kind dividend		0
Stock-based compensation		38,090					38,090
Warrant expense		11,331					11,331
Issuance of Class A common stock in connection with asset acquisition (in shares)	[1]					715,587
Issuance of Class A common stock in connection with asset acquisition		10,797					10,797
Foreign currency translation adjustments		(189)							(189)
Net loss		(271,062)						(271,062)
Ending balance (in shares) at Jun. 30, 2026	[1]			0		233,845,906
Ending balance at Jun. 30, 2026		1,615,177		$ 0		$ 24	3,799,864	(2,184,512)	(199)
Beginning balance (in shares) at Mar. 31, 2026	[1]			0		229,801,423
Beginning balance at Mar. 31, 2026		1,725,255		$ 0		$ 23	3,761,078	(2,035,759)	(87)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock (in shares)	[1]					2,699,037
Issuance of stock		7,619				$ 1	7,618
Issuance of common stock upon vesting of restricted stock (in shares)	[1]					629,859
Convertible preferred stock paid-in-kind dividend		0
Stock-based compensation		14,674					14,674
Warrant expense		5,697					5,697
Issuance of Class A common stock in connection with asset acquisition (in shares)	[1]					715,587
Issuance of Class A common stock in connection with asset acquisition		10,797					10,797
Foreign currency translation adjustments		(112)							(112)
Net loss		(148,753)						(148,753)
Ending balance (in shares) at Jun. 30, 2026	[1]			0		233,845,906
Ending balance at Jun. 30, 2026		$ 1,615,177		$ 0		$ 24	$ 3,799,864	$ (2,184,512)	$ (199)

[1] Share amounts have been adjusted to reflect the 6.3811681-for-1 forward stock split that became effective on November 3, 2025 in connection with the initial public offering.