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General - Schedule of Earnings (Loss) Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 26, 2024
Sep. 30, 2025
Sep. 26, 2024
Numerator:        
Net earnings (loss) $ 16,230 $ 23,314 $ 6,735 $ (8,773)
Denominator        
Denominator for basic EPS (in shares) 31,056 31,953 31,322 32,002
Effect of dilutive employee stock options (in shares) 39 17 53 0
Effect of restricted stock units (in shares) 80 47 74 0
Effect of convertible senior notes (in shares) 0 14 0 0
Diluted weighted-average shares outstanding (in shares) 31,175 32,031 31,449 32,002
Weighted-average number of anti-dilutive shares excluded from denominator (in thousands):        
Antidilutive securities excluded from computation of earnings per share (in shares) 2,321 2,939 1,862 3,013
Employee stock options        
Weighted-average number of anti-dilutive shares excluded from denominator (in thousands):        
Antidilutive securities excluded from computation of earnings per share (in shares) 2,084 2,800 1,641 2,809
Restricted stock units        
Weighted-average number of anti-dilutive shares excluded from denominator (in thousands):        
Antidilutive securities excluded from computation of earnings per share (in shares) 0 0 0 49
Performance stock units        
Weighted-average number of anti-dilutive shares excluded from denominator (in thousands):        
Antidilutive securities excluded from computation of earnings per share (in shares) 237 139 221 141
Convertible senior notes        
Weighted-average number of anti-dilutive shares excluded from denominator (in thousands):        
Antidilutive securities excluded from computation of earnings per share (in shares) 0 0 0 14
Common Stock        
Net earnings (loss) per share - basic:        
Net earnings (loss) per share - basic (in dollars per share) $ 0.53 $ 0.74 $ 0.22 $ (0.28)
Net earnings (loss) per share - diluted:        
Net earnings (loss) per share - diluted (in dollars per share) 0.52 0.73 0.21 (0.28)
Class B Common Stock        
Net earnings (loss) per share - basic:        
Net earnings (loss) per share - basic (in dollars per share) 0.49 0.69 0.20 (0.26)
Net earnings (loss) per share - diluted:        
Net earnings (loss) per share - diluted (in dollars per share) $ 0.49 $ 0.69 $ 0.20 $ (0.26)