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Distributions of Available Cash - Additional Information (Details) - $ / shares
3 Months Ended 12 Months Ended
Jul. 22, 2021
Sep. 25, 2021
Jun. 26, 2021
Mar. 27, 2021
Dec. 26, 2020
Sep. 26, 2020
Jun. 27, 2020
Mar. 28, 2020
Dec. 28, 2019
Sep. 28, 2019
Jun. 29, 2019
Mar. 30, 2019
Dec. 29, 2018
Sep. 25, 2021
Distributions Made To Members Or Limited Partners [Abstract]                            
Distributions to its partners                           45 days
Declaration date of quarterly distribution Jul. 22, 2021                          
Distributions paid (in dollars per unit) $ 0.325 $ 0.3250 $ 0.3250 $ 0.3000 $ 0.3000 $ 0.3000 $ 0.3000 $ 0.6000 $ 0.6000 $ 0.6000 $ 0.6000 $ 0.6000 $ 0.6000  
Distribution made to equate to an increase in percentage 8.30%