Occidental Petroleum 2008 Annual Report Download - page 98

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Schedule II – Valuation and Qualifying Accounts
In millions
Occidental Petroleum Corporation
and Subsidiaries
Additions
Balance at
Beginning
of Period
Charged to
Costs and
Expenses
Charged to
Other
Accounts Deductions
Balance at
End of
Period
2008
Allowance for doubtful accounts $35 $11 $ — $(1) $ 45
Environmental $457 $29 $25 $(72)(c) $439
Litigation, tax and other reserves 173 10 62 (e) (37) 208
$630 $39 $87 $(109)$647 (a)
2007
Allowance for doubtful accounts $15 $ 7 $13 $ — $35
Environmental $412 $108 $5 (b) $(68)(c) $457
Litigation, tax and other reserves 323 11 10 (171)(d) 173
$735 $119 $15 $(239)$630 (a)
2006
Allowance for doubtful accounts $27 $ — $5 $(17)$15
Environmental $418 $48 $17 (b) $(71)(c) $412
Litigation, tax and other reserves 227 20 100 (e) (24) 323
$645 $68 $117 $(95)$735 (a)
(a) Of these amounts, $130 million, $123 million and $139 million in 2008, 2007 and 2006, respectively, are classified as current.
(b) Primarily represents acquisitions.
(c) Primarily represents payments.
(d) Primarily represents reversal of liabilities for unrecognized tax benefits due to Occidental's adoption of FIN No. 48.
(e) Primarily represents acquisitions and balance sheet reclassifications.
84
ITEM 9 CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND