Commitments & Contingencies (Tables)

12 Months Ended

Dec. 31, 2021

Commitments & Contingencies

Changes in warranty liabilities

Standard Warranty Liability

($ in millions)
	2021		2020
Balance at January 1	$	83	$	113
Current period accruals		82		83
Accrual adjustments to reflect experience		(1)		(16)
Charges incurred		(86)		(96)
Balance at December 31	$	77	$	83

Extended Warranty Liability (Deferred Income)

($ in millions)
	2021		2020
Balance at January 1	$	425	$	477
Revenue deferred for new extended warranty contracts		133		166
Amortization of deferred revenue		(198)		(224)
Other*		(10)		6
Balance at December 31	$	350	$	425
Current portion	$	163	$	204
Noncurrent portion	$	186	$	221

* Other consists primarily of foreign currency translation adjustments.