Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2020

Debt Disclosure [Abstract]

Schedule of Long-term Debt

May 2020 issuance:	Principal (Millions of dollars)
Floating rate notes due 2023	$	300
1.141% notes due 2023	1,200
1.554% notes due 2025	2,500
1.995% notes due 2027	1,000
2.236% notes due 2030	1,500
2.978% notes due 2040	500
3.078% notes due 2050	1,000
Total Long-Term Debt Issued in May 2020	$	8,000
August 2020 issuance:	Principal (Millions of dollars)
Floating rate notes due 2022	$	350
0.333% notes due 2022	400
Floating rate notes due 2023	500
0.426% notes due 2023	500
0.687% notes due 2025	750
1.018% notes due 2027	750
2.343% notes due 2050	750
Total Long-Term Debt Issued in August 2020	$	4,000