v3.26.1
LOSS PER COMMON SHARE - Narrative (Details) - $ / shares
3 Months Ended 6 Months Ended
Mar. 29, 2026
Mar. 30, 2025
Mar. 29, 2026
Mar. 30, 2025
Mar. 28, 2024
Subsequent Event [Line Items]          
Anti-dilutive shares excluded (in shares) 0 0 0 0  
Rights Agreement          
Subsequent Event [Line Items]          
Dividends declared, number of preferred share purchase rights         1
Class of warrant or right, exercise price of warrants or rights (in dollars per share)         $ 90.00
Class of warrant or right, number of securities called by each warrant or right (in shares)         0.001