Soliciting Material Soliciting Material Written Communications Written Communications Local Phone Number Local Phone Number Class of Stock [Domain] Class of Stock [Domain] Document Information [Line Items] Document Information [Line Items] 1.750% Notes due 2030 Notes 1.750 Percent Due 2030 [Member] Notes bearing 1.750% due 2030. Entity Listings, Exchange [Axis] Entity Listings, Exchange [Axis] Amendment Flag Amendment Flag Entity Emerging Growth Company Entity Emerging Growth Company Entity File Number Entity File Number Security Exchange Name Security Exchange Name NYSE Texas, Inc. NYSE CHICAGO, INC. [Member] 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 1.500% Notes due 2031 Notes1.500 Percent Due2031 [Member] Notes bearing 1.500% due 2031. Cover [Abstract] Document Period End Date Document Period End Date Exchange [Domain] Exchange [Domain] Document Information [Table] Document Information [Table] 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 Entity Registrant Name Entity Registrant Name Trading Symbol Trading Symbol 1.500% Notes due 2026 Notes 1.500 Percent Due 2026 [Member] Notes bearing 1.500% due 2026. Common Stock, Par Value $.01 Per Share Common Stock [Member] DELAWARE 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 NEW YORK STOCK EXCHANGE, INC. [Member] Document Type Document Type