REDEEMABLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY - Schedule of Convertible Preferred Stock (Details) - USD ($) $ in Thousands	Oct. 01, 2023	Jul. 09, 2023	Dec. 25, 2022	Oct. 02, 2022	Jul. 10, 2022	Dec. 26, 2021
Class of Stock [Line Items]
Shares Authorized (in shares)	250,000,000		111,874,110
Shares Issued (in shares)	0		95,203,554
Redeemable preferred stock, shares outstanding (in shares)	0	0	95,203,554	95,203,554	95,203,554	95,203,554
Liquidation Preference			$ 723,065
Carrying Value			$ 662,308
Series A
Class of Stock [Line Items]
Shares Authorized (in shares)			16,002,549
Shares Issued (in shares)			13,304,238
Redeemable preferred stock, shares outstanding (in shares)			13,304,238
Liquidation Preference			$ 38,161
Carrying Value			$ (12,912)
Series B
Class of Stock [Line Items]
Shares Authorized (in shares)			7,731,015
Shares Issued (in shares)			7,713,585
Redeemable preferred stock, shares outstanding (in shares)			7,713,585
Liquidation Preference			$ 44,250
Carrying Value			$ 44,024
Series C
Class of Stock [Line Items]
Shares Authorized (in shares)			5,205,333
Shares Issued (in shares)			5,161,029
Redeemable preferred stock, shares outstanding (in shares)			5,161,029
Liquidation Preference			$ 34,950
Carrying Value			$ 34,609
Series D
Class of Stock [Line Items]
Shares Authorized (in shares)			4,463,088
Shares Issued (in shares)			4,420,452
Redeemable preferred stock, shares outstanding (in shares)			4,420,452
Liquidation Preference			$ 33,389
Carrying Value			$ 32,999
Series E
Class of Stock [Line Items]
Shares Authorized (in shares)			61,570,716
Shares Issued (in shares)			47,702,841
Redeemable preferred stock, shares outstanding (in shares)			47,702,841
Liquidation Preference			$ 360,315
Carrying Value			$ 359,520
Series F
Class of Stock [Line Items]
Shares Authorized (in shares)			16,901,409
Shares Issued (in shares)			16,901,409
Redeemable preferred stock, shares outstanding (in shares)			16,901,409
Liquidation Preference			$ 212,000
Carrying Value			$ 204,068