Duke Energy 2011 Annual Report Download - page 245

PART II
DUKE ENERGY CORPORATION •DUKE ENERGY CAROLINAS, LLC •DUKE ENERGY OHIO, INC. •DUKE ENERGY INDIANA, INC.
Schedule II – Valuation and Qualifying Accounts and Reserves
Combined Notes to Consolidated Financial Statements – (Continued)
Duke Energy Ohio
Balance at
Beginning
of Period
Additions:
Deductions(a)
Balance at
End of
Period(In millions)
Charged to
Expense
Charged to
Other
Accounts
Year Ended December 31, 2011:
Allowance for doubtful accounts $18 $ — $ — $ 2 $16
Environmental(b) 49 — 5 26 28
Uncertain Tax Provisions(d) 10 11 — — 21
Other(c) 16— 2 5
$78 $ 17 $ 5 $30 $70
Year Ended December 31, 2010:
Allowance for doubtful accounts $17 $ 1 $ — $ — $18
Environmental(b) 20 — 39 10 49
Uncertain Tax Provisions(d) —20— 10 10
Other(c) 11 — — 10 1
$48 $ 21 $39 $30 $78
Year Ended December 31, 2009:
Allowance for doubtful accounts $18 $ 1 $ — $ 2 $17
Environmental(b) 11 (10) 21 2 20
Other(c) 11 2 — 2 11
$40 $ (7) $21 $ 6 $48
(a) Principally cash payments and reserve reversals.
(b) Included in Other within Deferred Credits and Other Liabilities on the Consolidated Balance Sheets. In 2009, PUCO issued an order allowing the deferral of costs related to Manufactured
Gas Plant sites into a regulatory asset, which resulted in a net credit to expense during 2009.
(c) Principally mark-to-market and other reserves, included in Unrealized gains on mark-to-market and hedging transactions within Current Assets and Other within Investments and Other
Assets, Unrealized losses on mark-to-market and hedging transactions within Current Liabilities and Other within Deferred Credits and Other Liabilities on the Consolidated Balance
Sheets.
(d) Included in Taxes accrued and Interest accrued within Current Liabilities on the Consolidated Balance Sheets.
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