Borrowings and Lines of Credit (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Short-term Debt [Table Text Block]

(dollars in millions)	2021		2020
Commercial paper	$	—	$	160
Other borrowings	134		87
Total short-term borrowings	$	134	$	247

Schedule of Issuances of Long-Term Debt

We had the following issuances of long-term debt during 2021:

Issuance Date	Description of Notes	Aggregate Principal Balance (in millions)
November 16, 2021	2.375% notes due 2032 (1)	$	1,000
	3.030% notes due 2052 (1)	1,100
August 10, 2021	1.900% notes due 2031 (2)	1,000
	2.820% notes due 2051 (2)	1,000

(1)    The net proceeds received from these debt issuances were used to fund the purchase of the Tender Offer Notes.

(2)    The net proceeds received from these debt issuances, along with cash on hand, were used to fund the repayment of our 2.800% and 2.500% notes due 2022.

Schedule of Repayments of Long-Term Debt

We made the following repayments of long-term debt during 2021:

Repayment Date	Description of Notes	Aggregate Principal Balance (in millions)
November 17, 2021	5.700% notes due 2040 (1)	$	447
	6.125% notes due 2038 (1)	425
	6.050% notes due 2036 (1)	190
	5.400% notes due 2035 (1)	154
	7.500% notes due 2029 (1)	136
	6.700% notes due 2028 (1)	115
	6.800% notes due 2036 (1)	17
	7.000% notes due 2038 (1)	11
	7.100% notes due 2027 (1)	6
November 15, 2021	3.100% notes due 2021	250
August 26, 2021	2.800% notes due 2022 (1)	1,100
	2.500% notes due 2022 (1)	1,100
March 1, 2021	8.750% notes due 2021	250

(1)    In connection with the early repayment of outstanding principal, we recorded debt extinguishment costs of $649 million in 2021.

Schedule of Long-term Debt Instruments

Long-term debt consisted of the following as of December 31:

(dollars in millions)	2021		2020
8.750% notes due 2021	$	—	$	250
3.100% notes due 2021	—		250
2.800% notes due 2022	—		1,100
2.500% notes due 2022	—		1,100
3.650% notes due 2023 (1)	171		171
3.700% notes due 2023 (1)	400		400
3.200% notes due 2024 (1)	950		950
3.150% notes due 2024 (1)	300		300
3.950% notes due 2025 (1)	1,500		1,500
2.650% notes due 2026 (1)	719		719
3.125% notes due 2027 (1)	1,100		1,100
3.500% notes due 2027 (1)	1,300		1,300
7.200% notes due 2027 (1)	382		382
7.100% notes due 2027	135		141
6.700% notes due 2028	285		400
7.000% notes due 2028 (1)	185		185
4.125% notes due 2028 (1)	3,000		3,000
7.500% notes due 2029 (1)	414		550
2.150% notes due 2030 (€500 million principal value) (1)	565		612
2.250% notes due 2030 (1)	1,000		1,000
1.900% notes due 2031 (1)	1,000		—
2.375% notes due 2032 (1)	1,000		—
5.400% notes due 2035 (1)	446		600
6.050% notes due 2036 (1)	410		600
6.800% notes due 2036 (1)	117		134
7.000% notes due 2038	148		159
6.125% notes due 2038 (1)	575		1,000

4.450% notes due 2038 (1)	750		750
5.700% notes due 2040 (1)	553		1,000
4.875% notes due 2040 (1)	600		600
4.700% notes due 2041 (1)	425		425
4.500% notes due 2042 (1)	3,500		3,500
4.800% notes due 2043 (1)	400		400
4.200% notes due 2044 (1)	300		300
4.150% notes due 2045 (1)	850		850
3.750% notes due 2046 (1)	1,100		1,100
4.050% notes due 2047 (1)	600		600
4.350% notes due 2047 (1)	1,000		1,000
4.625% notes due 2048 (1)	1,750		1,750
3.125% notes due 2050 (1)	1,000		1,000
2.820% notes due 2051 (1)	1,000		—
3.030% notes due 2052 (1)	1,100		—
Other (including finance leases)	270		292
Total principal long-term debt	31,300		31,470
Other (fair market value adjustments, (discounts)/premiums and debt issuance costs)	51		106
Total long-term debt	31,351		31,576
Less: current portion	24		550
Long-term debt, net of current portion	$	31,327	$	31,026

(1)    We may redeem these notes at our option pursuant to their terms.

Schedule of Principal Payments on Long-term Debt [Table Text Block]

The schedule of principal payments required on long-term debt for the next five years and thereafter is:

(in millions)
2022	$	13
2023	588
2024	1,270
2025	1,590
2026	751
Thereafter	27,088
Total	$	31,300