v3.26.3
Net Income (Loss) per Share - Computation of Net (Loss) Income Per Share, Basic (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 26, 2026
Jun. 27, 2026
Mar. 28, 2026
Sep. 27, 2025
Jun. 28, 2025
Mar. 29, 2025
Sep. 26, 2026
Sep. 27, 2025
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                
Net Income (Loss) $ 43,166 $ 51,567 $ (145,261) $ 46,155 $ 60,433 $ 24,412 $ (50,529) $ 131,000
Allocation of net income (loss) for basic:                
Allocation of net income (loss) for basic common stock $ 43,166     $ 46,155     $ (50,529) $ 131,000
Weighted average number of shares for basic:                
Weighted-average number of common shares - basic 10,254     10,855     10,369 11,073
Net income (loss) per share for basic:                
Net income (loss) per common share - basic $ 4.21     $ 4.25     $ (4.87) $ 11.83
Common Class A                
Allocation of net income (loss) for basic:                
Allocation of net income (loss) for basic common stock $ 34,329     $ 37,231     $ (40,301) $ 106,174
Weighted average number of shares for basic:                
Weighted-average number of common shares - basic 8,155     8,756     8,270 8,974
Net income (loss) per share for basic:                
Net income (loss) per common share - basic $ 4.21     $ 4.25     $ (4.87) $ 11.83
Common Class B                
Allocation of net income (loss) for basic:                
Allocation of net income (loss) for basic common stock $ 8,706     $ 8,793     $ (10,077) $ 24,467
Weighted average number of shares for basic:                
Weighted-average number of common shares - basic 2,068     2,068     2,068 2,068
Net income (loss) per share for basic:                
Net income (loss) per common share - basic $ 4.21     $ 4.25     $ (4.87) $ 11.83
Unvested participating shares                
Allocation of net income (loss) for basic:                
Allocation of net income (loss) for basic unvested participating shares $ 131     $ 131     $ (151) $ 359
Weighted average number of shares for basic:                
Weighted-average number of common shares - basic 31     31     31 31