CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 28, 2025	Sep. 30, 2024	Sep. 28, 2025	Sep. 30, 2024
Income Statement [Abstract]
Sales	$ 3,747	$ 3,334	$ 11,304	$ 10,190
Cost of sales	3,268	2,859	9,817	8,826
Gross profit	479	476	1,487	1,364
Selling, general and administrative expenses	178	200	643	594
Operating gains	(9)	(10)	(48)	(12)
Operating profit	310	285	892	783
Interest expense, net	11	17	33	52
Non-operating gains	(19)	(7)	(17)	(13)
Income from continuing operations before income taxes	318	276	876	745
Income tax expense	71	69	205	165
Loss (income) from equity method investments	(4)	(3)	4	(1)
Net income from continuing operations	252	209	667	581
Net income from continuing operations attributable to noncontrolling interests	4	7	7	9
Net income from continuing operations attributable to Smithfield	248	202	660	572
Income from discontinued operations before income taxes	0	49	0	187
Income tax expense (benefit) from discontinued operations	0	(41)	0	8
Net income from discontinued operations	0	90	0	179
Net income from discontinued operations attributable to noncontrolling interests	0	1	0	2
Net income from discontinued operations attributable to Smithfield	0	89	0	176
Net income	252	300	667	760
Net income attributable to noncontrolling interests	4	8	7	11
Net income attributable to Smithfield	$ 248	$ 291	$ 660	$ 749
Basic and diluted:
Continuing operations, basic (in dollars per share)	$ 0.63	$ 0.53	$ 1.68	$ 1.51
Continuing operations, diluted (in dollars per share)	0.63	0.53	1.68	1.51
Discontinued operations, basic (in dollars per share)	0	0.23	0	0.46
Discontinued operations, diluted (in dollars per share)	0	0.23	0	0.46
Total, basic (in dollars per share)	0.63	0.77	1.68	1.97
Total, diluted (in dollars per share)	$ 0.63	$ 0.77	$ 1.68	$ 1.97
Weighted-average shares outstanding:
Basic (in shares)	393,112,711	380,069,232	391,679,362	380,069,232
Diluted (in shares)	394,594,035	380,069,232	392,307,588	380,069,232

The aggregate cost of goods produced and sold and services rendered during the reporting period.

Name:	us-gaap_CostOfRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(12))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 3A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483475/205-20-45-3A

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483499/205-20-50-5B

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483475/205-20-45-3B

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483475/205-20-45-4

Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483499/205-20-50-1

Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483475/205-20-45-3

Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(14))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2