Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 24, 2023	Jun. 25, 2022	Jun. 24, 2023	Jun. 25, 2022
Income Statement [Abstract]
Net sales	$ 1,023,269	$ 1,015,378	$ 2,559,936	$ 2,631,146
Cost of goods sold	705,217	707,752	1,810,547	1,838,532
Gross profit	318,052	307,626	749,389	792,614
Selling, general and administrative expenses	195,222	193,547	548,112	545,476
Operating income	122,830	114,079	201,277	247,138
Interest expense	(14,542)	(14,422)	(43,887)	(43,633)
Interest income	1,408	87	2,287	188
Other income (expense)	853	(759)	3,147	(1,337)
Income before income taxes and noncontrolling interest	110,549	98,985	162,824	202,356
Income tax expense	27,000	23,430	39,446	47,319
Income including noncontrolling interest	83,549	75,555	123,378	155,037
Net income attributable to noncontrolling interest	423	135	570	895
Net income attributable to Central Garden & Pet Company	$ 83,126	$ 75,420	$ 122,808	$ 154,142
Net income per share attributable to Central Garden & Pet Company:
Basic (in dollars per share)	$ 1.58	$ 1.42	$ 2.34	$ 2.89
Diluted (in dollars per share)	$ 1.56	$ 1.39	$ 2.30	$ 2.82
Weighted average shares used in the computation of net income per share:
Basic (in shares)	52,464	53,237	52,462	53,392
Diluted (in shares)	53,380	54,329	53,466	54,658