v3.22.2.2
Document and Entity Information
Nov. 22, 2022
Document And Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Nov. 22, 2022
Entity Registrant Name Emerson Electric Co.
Entity Incorporation, State or Country Code MO
Entity File Number 1-278
Entity Tax Identification Number 43-0259330
Entity Address, Address Line One 8000 West Florissant Avenue
Entity Address, City or Town St. Louis
Entity Address, State or Province MO
Entity Address, Postal Zip Code 63136
City Area Code 314
Local Phone Number 553-2000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0000032604
Amendment Flag false
Common Stockof 0.50parvaluepershare [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security Common Stock, $0.50 par value per share
Trading Symbol EMR
Security Exchange Name NYSE
0.375 Notesdue 2024 [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security 0.375% Notes due 2024
Trading Symbol EMR 24
Security Exchange Name NYSE
1.250 Notesdue 2025 [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security 1.250% Notes due 2025
Trading Symbol EMR 25A
Security Exchange Name NYSE
2.000 Notesdue 2029 [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security 2.000% Notes due 2029
Trading Symbol EMR 29
Security Exchange Name NYSE