Employee Benefit Plans - Total Contributions Made to Multiemployer Pension Plans (Details) - USD ($) $ in Thousands		12 Months Ended
		Sep. 30, 2023	Sep. 24, 2022	Sep. 25, 2021
Multiemployer Plans [Line Items]
EIN/Pension Plan Number		22-3410353
Pension Benefits [Member]
Multiemployer Plans [Line Items]
Contributions		$ 319	$ 314	$ 294
Pension Benefits [Member] | Local 282 Pension Trust [Member]
Multiemployer Plans [Line Items]
Pension Fund	[1]	Local 282 Pension Trust (1)
EIN/Pension Plan Number	[1]	11-6245313
PPA Zone Status		Green	Green
Contributions	[1]	$ 301	$ 295	277
Contributions greater than 5% of Total Plan Contributions	[1]	false
Expiration date of CBA		Aug. 31, 2024
Pension Benefits [Member] | Western Conference of Teamsters Pension Plan [Member]
Multiemployer Plans [Line Items]
Pension Fund	[1]	Western Conference of Teamsters Pension Plan (1)
EIN/Pension Plan Number	[1]	91-6145047
PPA Zone Status		Green	Green
FIP/RP Status			NA
Contributions	[1]	$ 18	$ 19	$ 17
Contributions greater than 5% of Total Plan Contributions	[1]	false
Expiration date of CBA		Feb. 29, 2024

[1] Based on most recent available valuation information for plan year ended December 2022.