Leases - Schedule of Quantitative Information on the Partnership's Lease Population (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 25, 2022	Jun. 26, 2021	Jun. 25, 2022	Jun. 26, 2021
Lessee Disclosure [Abstract]
Lease expense	$ 10,462	$ 9,578	$ 30,848	$ 27,870
Other information:
Cash payments for operating leases	10,519	9,676	31,194	28,028
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 6,354	$ 12,654	$ 31,143	$ 34,418
Weighted-average remaining lease term	6 years 1 month 6 days	6 years 2 months 12 days	6 years 1 month 6 days	6 years 2 months 12 days
Weighted-average discount rate	4.90%	5.20%	4.90%	5.20%