REDEEMABLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY - Reserve Shares of Common Stock (Details) - shares	Oct. 01, 2023	Jul. 09, 2023	Dec. 25, 2022	Oct. 02, 2022	Jul. 10, 2022	Dec. 26, 2021
Class of Stock [Line Items]
Conversion of outstanding shares of preferred stock (in shares)	0	0	95,203,554	95,203,554	95,203,554	95,203,554
Awards outstanding under the 2015 and 2023 Equity Incentive Plans (in shares)	5,880,499		3,639,087
Total reserved shares of common stock (in shares)	15,954,259		100,516,065
2015 And 2023 Equity Incentive Plan
Class of Stock [Line Items]
Shares available for future issuance (in shares)	8,311,490		1,673,424
2023 Employee Stock Purchase Plan
Class of Stock [Line Items]
Shares available for future issuance (in shares)	1,762,270		0