v3.26.1
Net Loss per Share - Additional Information (Details) - shares
shares in Millions
3 Months Ended 6 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Jun. 29, 2025
Share-based Payment Arrangement, Option | KKI        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities excluded from computation of net loss per share 2.0 2.6 2.0 2.6