Debt (Tables)

3 Months Ended

Mar. 31, 2019

Debt Disclosure [Abstract]

Schedule Of Debt

Debt consisted of the following:

		March 31, 2019		December 31, 2018
Fixed-rate notes due:	Interest rate:
May 2020	2.875%	$	2,000	$	2,000
May 2021	3.000%	2,000		2,000
July 2021	3.875%	500		500
November 2022	2.250%	1,000		1,000
May 2023	3.375%	750		750
August 2023	1.875%	500		500
November 2024	2.375%	500		500
May 2025	3.500%	750		750
August 2026	2.125%	500		500
November 2027	2.625%	500		500
May 2028	3.750%	1,000		1,000
November 2042	3.600%	500		500
Floating-rate notes due:
May 2020	3-month LIBOR + 0.29%	500		500
May 2021	3-month LIBOR + 0.38%	500		500
Commercial paper	2.516%	1,865		850
Other	Various	281		168
Total debt principal		13,646		12,518
Less unamortized debt issuance costs     and discounts		98		101
Total debt		13,548		12,417
Less current portion		2,097		973
Long-term debt		$	11,451	$	11,444