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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Changes in Carrying Amount of Service and Product Warranties

The changes in the carrying amount of service and product warranties are as follows (in millions):

 

Balance at December 31, 2019

 

$

90

 

Net provisions for warranties issued during the year

 

 

22

 

Amounts incurred

 

 

(26

)

Currency translation adjustments

 

 

1

 

Balance at December 31, 2020

 

$

87

 

Net provisions for warranties issued during the year

 

 

15

 

Amounts incurred

 

 

(24

)

Currency translation adjustments

 

 

(5

)

Balance at December 31, 2021

 

$

73

 
Computation of Weighted Average Basic and Diluted Shares Outstanding

The following table sets forth the computation of weighted average basic and diluted shares outstanding (in millions, except per share data):

 

 

 

Years Ended December 31,

 

 

 

2021

 

 

2020

 

 

2019

 

Numerator:

 

 

 

 

 

 

 

 

 

 

 

 

Net loss attributable to Company

 

$

(250

)

 

$

(2,542

)

 

$

(6,095

)

Denominator:

 

 

 

 

 

 

 

 

 

 

 

 

Basic—weighted average common shares outstanding

 

 

386

 

 

 

384

 

 

 

382

 

Dilutive effect of employee stock options and other unvested

   stock awards

 

 

—

 

 

 

—

 

 

 

—

 

Diluted outstanding shares

 

 

386

 

 

 

384

 

 

 

382

 

Basic loss attributable to Company per share

 

$

(0.65

)

 

$

(6.62

)

 

$

(15.96

)

Diluted loss attributable to Company per share

 

$

(0.65

)

 

$

(6.62

)

 

$

(15.96

)

Cash dividends per share

 

$

0.05

 

 

$

0.05

 

 

$

0.20