Entity Listings [Table] Entity Listings [Table] Soliciting Material Soliciting Material Written Communications Written Communications Document and Entity Information [Line Items] Entity Listings [Line Items] Local Phone Number Local Phone Number 0.750% Senior Notes Due 2027 Zero Point Seven Five Percent Notes Due 2027 [Member] Zero Point Seven Five Percent Notes Due 2027 [Member] Class of Stock [Domain] Class of Stock [Domain] 3.550% Senior Notes Due 2034 Three Point Five Five Percent Notes Due 2034 [Member] Three Point Five Five Percent Notes Due 2034 Amendment Flag Amendment Flag 0.875% Senior Notes Due 2039 Zero Point Eight Seven Five Notes Due 2039 [Member] Zero Point Eight Seven Five Notes Due 2039 [Member] Entity Emerging Growth Company Entity Emerging Growth Company Entity File Number Entity File Number 0.500% Senior Notes Due 2028 Zero Point Five Percent Notes Due 2028 [Member] Zero Point Five Percent Notes Due 2028 Security Exchange Name Security Exchange Name 1.050% Senior Notes Due 2050 One Point Zero Five Percent Notes Due 2050 [Member] One Point Zero Five Percent Notes Due 2050 0.750% Senior Notes Due 2033 Zero Point Seven Five Percent Notes Due 2033 [Member] Zero Point Seven Five Percent Notes Due 2033 [Member] Entity Address, State or Province Entity Address, State or Province Entity Address, Address Line One Entity Address, Address Line One 0.400% Senior Notes Due 2032 Zero Point Four Percent Notes Due 2032 [Member] Zero Point Four Percent Notes Due 2032 3.200% Senior Notes Due 2029 Three Point Two Percent Notes Due 2029 [Member] Three Point Two Percent Notes Due 2029 City Area Code City Area Code 1.125% Senior Notes Due 2031 One Point One Two Five Percent Notes Due 2031 [Member] One Point One Two Five Percent Notes Due 2031 [Member] Cover [Abstract] Cover [Abstract] 4.050% Senior Notes Due 2055 Four Point Zero Five Percent Notes Due 2055 [Member] Four Point Zero Five Percent Notes Due 2055 Document Period End Date Document Period End Date 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 0.875% Senior Notes Due 2028 Zero Point Eight Seven Five Percent Notes Due 2028 [Member] Zero Point Eight Seven Five Percent Notes Due 2028 [Member] Entity Registrant Name Entity Registrant Name Trading Symbol Trading Symbol 2.625% Senior Notes Due 2026 Two Point Six Two Five Percent Notes Due 2026 [Member] Two Point Six Two Five Percent Notes Due 2026 [Member] Common Stock, par value 1-2/3 cents per share Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Title of 12(b) Security Title of 12(b) Security 3.450% Senior Notes Due 2037 Three Point Four Five Percent Notes Due 2037 [Member] Three Point Four Five Percent Notes Due 2037 Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Address, City or Town Entity Address, City or Town Document Type Document Type