CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
CONDENSED CONSOLIDATED STATEMENTS OF INCOME [Abstract]
Net sales	$ 3,174	$ 3,162	$ 9,482	$ 9,322
Cost of sales	2,181	2,167	6,459	6,386
Gross profit	993	995	3,023	2,936
Operating expenses:
Selling, general and administrative	724	725	2,296	2,149
Depreciation and amortization	64	59	188	152
Restructuring costs	48	11	73	59
Operating income	157	200	466	576
Other income (expense):
Interest income	7	6	18	12
Interest expense	(34)	(25)	(96)	(58)
Other, net	(2)	(2)	(1)	(2)
Income before taxes, equity in earnings of affiliates and noncontrolling interests	128	179	387	528
Income taxes	(32)	(39)	(97)	(119)
Equity in earnings of affiliates, net of tax	3	3	12	10
Net income	99	143	302	419
Less: Net income attributable to noncontrolling interests	0	(6)	(6)	(21)
Net income attributable to Henry Schein, Inc.	$ 99	$ 137	$ 296	$ 398
Earnings per share attributable to Henry Schein, Inc.:
Basic (in dollars per share)	$ 0.79	$ 1.06	$ 2.32	$ 3.04
Diluted (in dollars per share)	$ 0.78	$ 1.05	$ 2.30	$ 3.02
Weighted-average common shares outstanding:
Basic (in shares)	126,124,715	130,388,353	127,550,045	130,888,717
Diluted (in shares)	127,054,934	131,442,135	128,498,494	132,149,172