Annual report pursuant to Section 13 and 15(d)

Schedule II - Schedule of Valuation and Qualifying Accounts

v3.19.3.a.u2
Schedule II - Schedule of Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2019
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Schedule of Valuation and Qualifying Accounts
Schedule II - Schedule of Valuation and Qualifying Accounts
(in millions)
 
 
 
 
 
 
 
Description
Balance January 1,
 
Charged to
Expenses
 
Write-offs/
Payments/ Other
 
Balance December 31,
2019
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
7

 
53

 
(46
)
 
$
14

Deferred tax assets—valuation allowance
$
66

 
4

 
—

 
$
70

2018
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
10

 
51

 
(54
)
 
$
7

Deferred tax assets—valuation allowance
$
53

 
13

 
—

 
$
66

2017
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
9

 
56

 
(55
)
 
$
10

Deferred tax assets—valuation allowance
$
48

 
4

 
1

 
$
53