v2.4.0.6

SCHEDULE I - CONDENSED UNCONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Details) (USD $)
In Millions, unless otherwise specified

3 Months Ended

12 Months Ended

2 Months Ended

12 Months Ended

10 Months Ended

Dec. 31, 2012

Sep. 30, 2012

Jun. 30, 2012

Mar. 31, 2012

Dec. 31, 2011

Sep. 30, 2011

Jun. 30, 2011

Mar. 31, 2011

Dec. 31, 2012

Dec. 31, 2011

Dec. 31, 2010

L G And E And K U Energy L L C Unconsolidated [Member]

Successor [Member]

Dec. 31, 2012

L G And E And K U Energy L L C Unconsolidated [Member]

Successor [Member]

Dec. 31, 2011

L G And E And K U Energy L L C Unconsolidated [Member]

Successor [Member]

Oct. 31, 2010

L G And E And K U Energy L L C Unconsolidated [Member]

Predecessor [Member]

Operating Revenues

Operating Revenues

$ 3,222

^[1]

$ 2,403

^[1]

$ 2,549

^[1]

$ 4,112

^[1]

$ 4,218

^[1]

$ 3,120

^[1]

$ 2,489

^[1]

$ 2,910

^[1]

$ 12,286

$ 12,737

$ 8,521

Operating Expenses [Abstract]

Other operation and maintenance

2,835

2,667

1,756

(3)

Total Operating Expenses

9,177

9,636

6,655

(3)

Operating Income

822

^[1]

664

^[1]

572

^[1]

1,051

^[1]

934

^[1]

767

^[1]

595

^[1]

805

^[1]

3,109

3,101

1,866

(3)

Equity in earnings of subsidiaries

234

267

204

Other Income (Expense) - net

(39)

(31)

(1)

Interest Income from Affiliates

Interest Expenses

961

898

593

Interest Expense with Affiliates

Income from Continuing Operations Before Income Taxes

2,082

2,201

1,239

200

263

188

Income Tax Expense (Benefit)

545

691

263

(19)

(2)

Net Income Attributable to Shareowners

359

^[1]

355

^[1]

271

^[1]

541

^[1]

454

^[1]

444

^[1]

196

^[1]

401

^[1]

1,526

1,495

938

219

265

190

Comprehensive Income (Loss) Attributable to Shareowners

$ 374

$ 1,186

$ 996

$ 53

$ 200

$ 263

$ 180

[1]	Quarterly results can vary depending on, among other things, weather and the forward pricing of power. Accordingly, comparisons among quarters of a year may not be indicative of overall trends and changes in operations.

- Definition

Interest income from transactions with affiliates. Can include loans and collateral deposits related to energy purchase/sale agreements.

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The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph c(3)

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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The cost of borrowed funds accounted for as interest that was charged against earnings during the period.

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KENTUCKY UTILITIES CO 10-K