Contingencies (Details Textual) - Voortman Contingency - CAD ($) $ in Millions		3 Months Ended
Nov. 03, 2022	Sep. 30, 2022
Gain Contingencies [Line Items]
Damages sought	$ 109.0
Punitive or aggravated damages, interest, proceedings fees and any other relief sought	$ 5.0
Proceeds from legal settlements		$ 42.5

Gain Contingency, Damages Sought, Value

No definition available.

Name:	sjm_GainContingencyDamagesSoughtValue
Namespace Prefix:	sjm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Gain Contingency, Punitive Or Aggravated Damages, Interest, Proceedings Fees And Any Other Relief Sought, Value

+ References

No definition available.

+ Details

Name:	sjm_GainContingencyPunitiveOrAggravatedDamagesInterestProceedingsFeesAndAnyOtherReliefSoughtValue
Namespace Prefix:	sjm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483049/450-30-50-1

+ Details

Name:	us-gaap_GainContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Cash received for the settlement of litigation during the current period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25

+ Details

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

- Details

Name:	sjm_GainContingenciesLitigationCaseAxis=sjm_VoortmanContingencyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: