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STOCK - BASED COMPENSATION - Summary of Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 27, 2022
Mar. 28, 2021
Dec. 26, 2021
Dec. 27, 2020
Number of Shares        
Beginning Balance (in shares) 13,773,414 14,612,730 14,612,730  
Options granted (in shares) 369,274 0    
Options exercised (in shares) (153,158) (561,465)    
Options forfeited (in shares) (53,721) (117,673)    
Options expired (in shares) (11,197) (61,498)    
Ending Balance (in shares) 13,924,612 13,872,094 13,773,414 14,612,730
Options exercisable, Number of options (in shares) 8,642,689 5,044,682    
Options vested and expected to vest, (in shares) 13,924,612 13,872,094    
Weighted Average Exercise Price Per Share        
Beginning Balance (in dollars per share) $ 6.87 $ 4.27 $ 4.27  
Options granted (in dollars per share) 25.39 0    
Options exercised (in dollars per share) 5.45 4.49    
Options forfeited (in dollars per share) 9.99 5.64    
Options expired (in dollars per share) 6.07 5.88    
Ending Balance (in dollars per share) 7.37 4.24 $ 6.87 $ 4.27
Options exercisable (in dollars per share) 5.07 4.80    
Options vested and expected to vest (in dollars per share) $ 7.37 $ 4.24    
Stock Options Additional Disclosures        
Options outstanding, Weighted average remaining contractual term 7 years 3 months 21 days 6 years 3 months 14 days 7 years 5 months 1 day 6 years 4 months 2 days
Options exercisable, Weighted average remaining contractual term 6 years 3 months 21 days 4 years 9 months 18 days    
Options vested and expected to vest, Weighted average remaining contractual term 7 years 3 months 21 days 6 years 3 months 14 days    
Options outstanding, Aggregate intrinsic value $ 348,686 $ 14,627 $ 337,269 $ 15,204
Options exercisable, Aggregate intrinsic value 236,185 11,607    
Options vested and expected to vest, Aggregate intrinsic value $ 348,686 $ 14,627