Debt and Interest Costs (Tables)

12 Months Ended

Dec. 31, 2021

Debt

Schedule of long-term debt

	December 31,
($ in millions)	2021		2020
Senior Notes
5.00% due March 2022	$	—	$	748
4.00% due November 2023		1,000		1,000
4.375%, euro denominated, due December 2023		796		855
0.875%, euro denominated, due March 2024		853		916
5.25% due July 2025		1,000		1,000
4.875% due March 2026		750		750
1.50%, euro denominated, due March 2027		625		672
2.875% due August 2030		1,300		1,300
3.125% due September 2031		850		—
Senior Credit Facility (at variable rates)
Term A loan due March 2024 (1.35% - 2021; 1.40% - 2020)		593		593
Finance lease obligations		14		12
Other (including debt issuance costs)		(56)		(60)
		7,725		7,786
Less: Current portion		(3)		(3)
	$	7,722	$	7,783