Leases - Narrative (Details) $ in Millions	Apr. 30, 2024 USD ($)
Leases [Abstract]
Lessee, Operating Lease, Impact of Leases Not Yet Commenced	$ 1.9

The expected impact of right-of-use assets and lease liabilities in the Condensed Consolidated Balance Sheet related to lease commitments entered into, but not yet commenced.

No definition available.

Name:	sjm_LesseeOperatingLeaseImpactOfLeasesNotYetCommenced
Namespace Prefix:	sjm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant