Condensed Consolidated Statements of Changes in Redeemable Non-controlling interest and Shareholders’ Equity - USD ($) $ in Thousands	Total	Common Class A	Common Class B	Redeemable non-controlling interest	Common Stock Common Class A	Common Stock Common Class B	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Sep. 28, 2024					0	0
Beginning balance at Sep. 28, 2024	$ 905,252				$ 0	$ 0	$ 905,252	$ 0	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Pre-combination net contributions from Disney	42,594						42,594
Net loss attributable to common shareholders	(38,587)							(38,587)
Ending balance (in shares) at Dec. 28, 2024					0	0
Ending balance at Dec. 28, 2024	909,259				$ 0	$ 0	947,846	(38,587)	0
Beginning balance at Sep. 27, 2025				$ 0
Increase (Decrease) in Temporary Equity [Roll Forward]
Recognition of redeemable non-controlling interest				2,388,639
Net loss attributable to non-controlling interest				(13,088)
Ending balance at Dec. 31, 2025				$ 2,375,551
Beginning balance (in shares) at Sep. 27, 2025		0	0		0	0
Beginning balance at Sep. 27, 2025	915,326				$ 0	$ 0	915,326	0	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Pre-combination net contributions from Disney	394,499						394,499
Effects of reorganization and business combination (in shares)					342,724,309	947,910,220
Effects of reorganization and business combination	1,347,728				$ 34	$ 95	1,347,599
Recognition of redeemable non-controlling interest	$ (2,388,639)						(2,388,639)
Exercise of stock options (in shares)	28,004				28,004
Exercise of stock options	$ 36						36
Delivery of common stock underlying restricted stock units (in shares)					9,168,762
Delivery of common stock underlying restricted stock units	0				$ 1		(1)
Stock-based compensation	12,674						12,674
Foreign currency translation adjustment	(162)								(162)
Net loss attributable to common shareholders	(5,976)							(5,976)
Ending balance (in shares) at Dec. 31, 2025		351,921,075	947,910,220		351,921,075	947,910,220
Ending balance at Dec. 31, 2025	$ 275,486				$ 35	$ 95	$ 281,494	$ (5,976)	$ (162)