CONVERTIBLE PREFERRED STOCK - Narrative (Details) $ / shares in Units, $ in Millions				1 Months Ended			12 Months Ended		34 Months Ended
	Aug. 28, 2023 USD ($)	Aug. 11, 2023 USD ($)	May 05, 2022 USD ($)	Jun. 30, 2023 USD ($)	Apr. 30, 2023 USD ($) $ / shares shares	Mar. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2025 USD ($) director $ / shares shares	Dec. 31, 2023 USD ($)	Dec. 31, 2025 USD ($) director $ / shares	Dec. 31, 2024 $ / shares
Class of Stock [Line Items]
Preferred stock, par value (in dollars per share)							$ 0.00000125		$ 0.00000125	$ 0.00000125
Proceeds from issuance of stock | $	$ 6	$ 13	$ 62	$ 25				$ 44
Preferred stock holders, amount held as a percent									65.00%
Preferred stock dividends declared and/or paid | $									$ 0
Terms of conversion, closing sale of common stock compared to issue price							1.25		1.25
Terms of conversion, IPO gross proceeds | $							$ 200		$ 200
Conversion threshold percentage							65.00%		65.00%
Voting rights, common stock, number of directors entitled to elect (in directors) | director							4		4
Series A-1
Class of Stock [Line Items]
Shares issued, price per share (in dollars per share)							$ 0.60		$ 0.60
Voting rights, preferred stock, number of directors entitled to elect (in directors) | director							2		2
Voting rights, convertible preferred stock outstanding (in shares) | shares							10,400,000
Series B-1
Class of Stock [Line Items]
Shares issued, price per share (in dollars per share)							$ 2.23		$ 2.23
Voting rights, preferred stock, number of directors entitled to elect (in directors) | director							1		1
Voting rights, convertible preferred stock outstanding (in shares) | shares							11,200,000
Series D
Class of Stock [Line Items]
Shares issued, price per share (in dollars per share)							$ 11.21		$ 11.21
Voting rights, preferred stock, number of directors entitled to elect (in directors) | director							1		1
Voting rights, convertible preferred stock outstanding (in shares) | shares							4,000,000
Series E
Class of Stock [Line Items]
Issuance of stock (in shares) | shares					38,767	80,766
Shares issued, price per share (in dollars per share)					$ 15.48	$ 15.48
Preferred stock, par value (in dollars per share)					$ 0.00000125	$ 0.00000125
Proceeds from issuance of stock | $					$ 1	$ 1
Voting rights, preferred stock, number of directors entitled to elect (in directors) | director							1		1
Voting rights, convertible preferred stock outstanding (in shares) | shares							1,227,644