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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2016
Schedule II - Valuation and Qualifying Accounts  
Schedule II - Valuation and Qualifying Accounts

 

Schedule II – Valuation and Qualifying Accounts
in millions

 

 

 

 

 

 

 

 

 

Additions

 

 

 

 

 

 

 

Balance at
Beginning
of Period

 

Charged to
Costs and
Expenses

 

Charged to
Other
Accounts

 

Deductions (a)

 

Balance at
End of
Period

 

2016

 

 

 

 

 

 

 

 

 

 

 

Allowance for doubtful accounts

 

$
20

 

$
543

 

$
(3

)

$
(2

)

$
558

 (b)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Environmental, litigation, tax and other reserves

 

$
479

 

$
61

 

$
531

 

$
(74

)

$
997

 (c)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2015

 

 

 

 

 

 

 

 

 

 

 

Allowance for doubtful accounts

 

$
19

 

$
9

 

$
(3

)

$
(5

)

$
20

 (b)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Environmental, litigation, tax and other reserves

 

$
672

 

$
119

 

$
2

 

$
(314

)

$
479

 (c)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2014

 

 

 

 

 

 

 

 

 

 

 

Allowance for doubtful accounts

 

$
17

 

$
4

 

$
(2

)

$

—

 

$
19

 (b)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Environmental, litigation, tax and other reserves

 

$
496

 

$
80

 

$
183

 

$
(87

)

$
672

 (c)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note:  The amounts presented represent continuing operations.

 

(a)Primarily represents payments.

(b)Of these amounts, $17 million, $20 million and $19 million in 2016, 2015 and 2014, respectively, are classified as current.

(c)Of these amounts, $197 million, $98 million and $287 million in 2016, 2015 and 2014, respectively, are classified as current.