CONDENSED CONSOLIDATED STATEMENTS OF PARTNERS' CAPITAL (unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Unitholders [Member]	Accumulated Other Comprehensive (Loss) [Member]
Balance, beginning of period at Sep. 24, 2022	$ 497,530	$ 510,126	$ (12,596)
Balance (in units) at Sep. 24, 2022		62,987
Net income	144,610	$ 144,610
Other comprehensive income	491		491
Partnership distributions	(61,741)	(61,741)
Common Units issued under Restricted Unit Plans	(2,732)	$ (2,732)
Common Units issued under Restricted Unit Plans (in units)		512
Compensation costs recognized under Restricted Unit Plans	6,265	$ 6,265
Balance, end of period at Jun. 24, 2023	584,423	$ 596,528	(12,105)
Balance (in units) at Jun. 24, 2023		63,499
Balance, beginning of period at Mar. 25, 2023	608,251	$ 620,520	(12,269)
Balance (in units) at Mar. 25, 2023		63,490
Net income	(5,261)	$ (5,261)
Other comprehensive income	164		164
Partnership distributions	(20,636)	(20,636)
Common Units issued under Restricted Unit Plans	0	$ 0
Common Units issued under Restricted Unit Plans (in units)		9
Compensation costs recognized under Restricted Unit Plans	1,905	$ 1,905
Balance, end of period at Jun. 24, 2023	584,423	$ 596,528	(12,105)
Balance (in units) at Jun. 24, 2023		63,499
Balance, beginning of period at Sep. 30, 2023	546,356	$ 557,023	(10,667)
Balance (in units) at Sep. 30, 2023		63,521
Net income	118,763	$ 118,763
Other comprehensive income	1,057		1,057
Partnership distributions	(62,266)	(62,266)
Common Units issued under Restricted Unit Plans	(3,091)	$ (3,091)
Common Units issued under Restricted Unit Plans (in units)		527
Compensation costs recognized under Restricted Unit Plans	6,404	$ 6,404
Balance, end of period at Jun. 29, 2024	607,223	$ 616,833	(9,610)
Balance (in units) at Jun. 29, 2024		64,048
Balance, beginning of period at Mar. 30, 2024	642,670	$ 652,999	(10,329)
Balance (in units) at Mar. 30, 2024		64,022
Net income	(17,191)	$ (17,191)
Other comprehensive income	719		719
Partnership distributions	(20,815)	$ (20,815)
Common Units issued under Restricted Unit Plans	0
Common Units issued under Restricted Unit Plans (in units)		26
Compensation costs recognized under Restricted Unit Plans	1,840	$ 1,840
Balance, end of period at Jun. 29, 2024	$ 607,223	$ 616,833	$ (9,610)
Balance (in units) at Jun. 29, 2024		64,048