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Commitments (Tables)
6 Months Ended
Jun. 30, 2022
Commitments  
Changes in warranty liabilities

Standard Warranty Liability

(Dollars in millions)

    

2022

    

2021

Balance at January 1

$

77

$

83

Current period accruals

 

39

 

36

Accrual adjustments to reflect actual experience

 

(1)

 

(2)

Charges incurred

 

(41)

 

(45)

Balance at June 30

$

74

$

73

Extended Warranty Liability

(Dollars in millions)

    

2022

    

2021

Balance at January 1

$

350

$

425

Revenue deferred for new extended warranty contracts

 

84

 

50

Amortization of deferred revenue

 

(83)

 

(104)

Other*

 

(12)

 

(5)

Balance at June 30

$

339

$

367

Current portion

$

172

$

184

Noncurrent portion

$

167

$

183

* Other primarily consists of foreign currency translation adjustments.