Commitments (Tables)

12 Months Ended

Dec. 31, 2020

Commitments and Contingencies Disclosure [Abstract]

Warranty Accrual

The following is a rollforward of the Company’s accrued warranty liability ($ in millions):

	2020		2019
Balance, January 1	$	73	$	68
Accruals for warranties issued during the year	45		48
Settlements made	(36)		(43)
Adjustments due to acquisitions/divestitures	2		—
Effect of foreign currency translation	2		—
Balance, December 31	$	86	$	73