Soliciting Material Soliciting Material Written Communications Written Communications Local Phone Number Local Phone Number Class of Stock [Domain] Class of Stock [Domain] 3.500% Notes due 2037 3.500% Notes due 2037 [Member] 3.500% Notes due 2037 Common Stock of $0.50 par value per share [Member] Common Stock of $0.50 par value per share [Member] Common Stock of $0.50 par value per share Entity Listings, Exchange [Axis] Entity Listings, Exchange [Axis] Amendment Flag Amendment Flag Entity Emerging Growth Company Entity Emerging Growth Company 3.000% Notes due 2031 3.000% Notes due 2031 [Member] 3.000% Notes due 2031 Entity File Number Entity File Number Security Exchange Name Security Exchange Name Entity Address, State or Province Entity Address, State or Province Entity Address, Address Line One Entity Address, Address Line One City Area Code City Area Code Cover [Abstract] Cover [Abstract] Entity Information [Line Items] Entity Information [Line Items] Document Period End Date Document Period End Date Exchange [Domain] Exchange [Domain] 2.000% Notes due 2029 [Member] 2.000% Notes due 2029 [Member] 2.000% Notes due 2029 Pre-commencement Tender Offer Pre-commencement Tender Offer Class of Stock [Axis] Class of Stock [Axis] Entity Central Index Key Entity Central Index Key Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Entity Tax Identification Number Entity Tax Identification Number Entities [Table] Entities [Table] Entity Registrant Name Entity Registrant Name Trading Symbol Trading Symbol Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Title of 12(b) Security Title of 12(b) Security Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Address, City or Town Entity Address, City or Town NEW YORK STOCK EXCHANGE, INC. [Member] NEW YORK STOCK EXCHANGE, INC. [Member] Document Type Document Type