XML 45 R30.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Accumulated Other Comprehensive Income (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items] |
Schedule of Accumulated Other Comprehensive Income | The changes in AOCI, net of tax, in the three and nine months ended September 30, 2016 and 2015, for FirstEnergy are included in the following tables:
FirstEnergy |  | Gains & Losses on Cash Flow Hedges |  | Unrealized Gains on AFS Securities |  | Defined Benefit Pension & OPEB Plans |  | Total
|  | (In millions)
AOCI Balance as of July 1, 2016 |  | $ | (31 | ) |  | $ | 58 |  |  | $ | 164 |  |  | $ | 191 |
Other comprehensive income before reclassifications |  | — |  |  | 21 |  |  | — |  |  | 21 |
Amounts reclassified from AOCI |  | 2 |  |  | (17 | ) |  | (18 | ) |  | (33 | )
Other comprehensive income (loss) |  | 2 |  |  | 4 |  |  | (18 | ) |  | (12 | )
Income taxes (benefits) on other comprehensive income (loss) |  | — |  |  | 2 |  |  | (7 | ) |  | (5 | )
Other comprehensive income (loss), net of tax |  | 2 |  |  | 2 |  |  | (11 | ) |  | (7 | )
AOCI Balance as of September 30, 2016 |  | $ | (29 | ) |  | $ | 60 |  |  | $ | 153 |  |  | $ | 184 |
AOCI Balance as of July 1, 2015 |  | $ | (36 | ) |  | $ | 19 |  |  | $ | 219 |  |  | $ | 202 |
Other comprehensive loss before reclassifications |  | — |  |  | (8 | ) |  | — |  |  | (8 | )
Amounts reclassified from AOCI |  | 2 |  |  | (3 | ) |  | (31 | ) |  | (32 | )
Other comprehensive income (loss) |  | 2 |  |  | (11 | ) |  | (31 | ) |  | (40 | )
Income taxes (benefits) on other comprehensive income (loss) |  | 1 |  |  | (4 | ) |  | (12 | ) |  | (15 | )
Other comprehensive income (loss), net of tax |  | 1 |  |  | (7 | ) |  | (19 | ) |  | (25 | )
AOCI Balance as of September 30, 2015 |  | $ | (35 | ) |  | $ | 12 |  |  | $ | 200 |  |  | $ | 177 |
|  | Gains & Losses on Cash Flow Hedges |  | Unrealized Gains on AFS Securities |  | Defined Benefit Pension & OPEB Plans |  | Total
|  | (In millions)
AOCI Balance as of January 1, 2016 |  | $ | (33 | ) |  | $ | 18 |  |  | $ | 186 |  |  | $ | 171 |
Other comprehensive income before reclassifications |  | — |  |  | 109 |  |  | — |  |  | 109 |
Amounts reclassified from AOCI |  | 6 |  |  | (42 | ) |  | (54 | ) |  | (90 | )
Other comprehensive income (loss) |  | 6 |  |  | 67 |  |  | (54 | ) |  | 19 |
Income taxes (benefits) on other comprehensive income (loss) |  | 2 |  |  | 25 |  |  | (21 | ) |  | 6 |
Other comprehensive income (loss), net of tax |  | 4 |  |  | 42 |  |  | (33 | ) |  | 13 |
AOCI Balance as of September 30, 2016 |  | $ | (29 | ) |  | $ | 60 |  |  | $ | 153 |  |  | $ | 184 |
AOCI Balance as of January 1, 2015 |  | $ | (37 | ) |  | $ | 25 |  |  | $ | 258 |  |  | $ | 246 |
Other comprehensive loss before reclassifications |  | — |  |  | (1 | ) |  | — |  |  | (1 | )
Amounts reclassified from AOCI |  | 4 |  |  | (20 | ) |  | (94 | ) |  | (110 | )
Other comprehensive income (loss) |  | 4 |  |  | (21 | ) |  | (94 | ) |  | (111 | )
Income taxes (benefits) on other comprehensive income (loss) |  | 2 |  |  | (8 | ) |  | (36 | ) |  | (42 | )
Other comprehensive income (loss), net of tax |  | 2 |  |  | (13 | ) |  | (58 | ) |  | (69 | )
AOCI Balance as of September 30, 2015 |  | $ | (35 | ) |  | $ | 12 |  |  | $ | 200 |  |  | $ | 177 |
Reclassification out of Accumulated Other Comprehensive Income | The following amounts were reclassified from AOCI for FirstEnergy in the three and nine months ended September 30, 2016 and 2015:
|  | For the Three Months Ended September 30 |  | For the Nine Months Ended September 30 |  | Affected Line Item in Consolidated Statements of Income (Loss)
Reclassifications from AOCI(2) |  | 2016 |  | 2015 |  | 2016 |  | 2015 |
|  | (In millions) |  |
Gains & losses on cash flow hedges |  |  |  |  |  |  |  |  |  |
Commodity contracts |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | (2 | ) |  | Other operating expenses
Long-term debt |  | 2 |  |  | 2 |  |  | 6 |  |  | 6 |  |  | Interest expense
|  | 2 |  |  | 2 |  |  | 6 |  |  | 4 |  |  | Total before taxes
|  | — |  |  | (1 | ) |  | (2 | ) |  | (2 | ) |  | Income taxes
|  | $ | 2 |  |  | $ | 1 |  |  | $ | 4 |  |  | $ | 2 |  |  | Net of tax
Unrealized gains on AFS securities |  |  |  |  |  |  |  |  |  |
Realized gains on sales of securities |  | $ | (17 | ) |  | $ | (3 | ) |  | $ | (42 | ) |  | $ | (20 | ) |  | Investment income (loss)
|  | 7 |  |  | 1 |  |  | 16 |  |  | 7 |  |  | Income taxes
|  | $ | (10 | ) |  | $ | (2 | ) |  | $ | (26 | ) |  | $ | (13 | ) |  | Net of tax
Defined benefit pension and OPEB plans |  |  |  |  |  |  |  |  |  |
Prior-service costs |  | $ | (18 | ) |  | $ | (31 | ) |  | $ | (54 | ) |  | $ | (94 | ) |  | (1)
|  | 7 |  |  | 12 |  |  | 21 |  |  | 36 |  |  | Income taxes
|  | $ | (11 | ) |  | $ | (19 | ) |  | $ | (33 | ) |  | $ | (58 | ) |  | Net of tax
(1) These AOCI components are included in the computation of net periodic pension cost. See Note 4, Pension and Other Postemployment Benefits for additional details.
(2) Amounts in parenthesis represent credits to the Consolidated Statements of Income (Loss) from AOCI.
FES |
Accumulated Other Comprehensive Income (Loss) [Line Items] |
Schedule of Accumulated Other Comprehensive Income | The changes in AOCI, net of tax, in the three and nine months ended September 30, 2016 and 2015, for FES are included in the following tables:
FES |  |  |  |  |  |  |  |
|  | Gains & Losses on Cash Flow Hedges |  | Unrealized Gains on AFS Securities |  | Defined Benefit Pension & OPEB Plans |  | Total
|  | (In millions)
AOCI Balance as of July 1, 2016 |  | $ | (10 | ) |  | $ | 50 |  |  | $ | 35 |  |  | $ | 75 |
Other comprehensive income before reclassifications |  | — |  |  | 22 |  |  | — |  |  | 22 |
Amounts reclassified from AOCI |  | 1 |  |  | (17 | ) |  | (3 | ) |  | (19 | )
Other comprehensive income (loss) |  | 1 |  |  | 5 |  |  | (3 | ) |  | 3 |
Income taxes (benefits) on other comprehensive income (loss) |  | — |  |  | 2 |  |  | (1 | ) |  | 1 |
Other comprehensive income (loss), net of tax |  | 1 |  |  | 3 |  |  | (2 | ) |  | 2 |
AOCI Balance as of September 30, 2016 |  | $ | (9 | ) |  | $ | 53 |  |  | $ | 33 |  |  | $ | 77 |
AOCI Balance as of July 1, 2015 |  | $ | (9 | ) |  | $ | 16 |  |  | $ | 38 |  |  | $ | 45 |
Other comprehensive loss before reclassifications |  | — |  |  | (7 | ) |  | — |  |  | (7 | )
Amounts reclassified from AOCI |  | — |  |  | (4 | ) |  | (4 | ) |  | (8 | )
Other comprehensive loss |  | — |  |  | (11 | ) |  | (4 | ) |  | (15 | )
Income tax benefits on other comprehensive loss |  | — |  |  | (5 | ) |  | (1 | ) |  | (6 | )
Other comprehensive loss, net of tax |  | — |  |  | (6 | ) |  | (3 | ) |  | (9 | )
AOCI Balance as of September 30, 2015 |  | $ | (9 | ) |  | $ | 10 |  |  | $ | 35 |  |  | $ | 36 |
|  | Gains & Losses on Cash Flow Hedges |  | Unrealized Gains on AFS Securities |  | Defined Benefit Pension & OPEB Plans |  | Total
|  | (In millions)
AOCI Balance as of January 1, 2016 |  | $ | (9 | ) |  | $ | 16 |  |  | $ | 39 |  |  | $ | 46 |
Other comprehensive income before reclassifications |  | — |  |  | 102 |  |  | — |  |  | 102 |
Amounts reclassified from AOCI |  | — |  |  | (41 | ) |  | (10 | ) |  | (51 | )
Other comprehensive income (loss) |  | — |  |  | 61 |  |  | (10 | ) |  | 51 |
Income taxes (benefits) on other comprehensive income (loss) |  | — |  |  | 24 |  |  | (4 | ) |  | 20 |
Other comprehensive income (loss), net of tax |  | — |  |  | 37 |  |  | (6 | ) |  | 31 |
AOCI Balance as of September 30, 2016 |  | $ | (9 | ) |  | $ | 53 |  |  | $ | 33 |  |  | $ | 77 |
AOCI Balance as of January 1, 2015 |  | $ | (7 | ) |  | $ | 21 |  |  | $ | 43 |  |  | $ | 57 |
Other comprehensive loss before reclassifications |  | — |  |  | (1 | ) |  | — |  |  | (1 | )
Amounts reclassified from AOCI |  | (2 | ) |  | (19 | ) |  | (12 | ) |  | (33 | )
Other comprehensive loss |  | (2 | ) |  | (20 | ) |  | (12 | ) |  | (34 | )
Income tax benefits on other comprehensive loss |  | — |  |  | (9 | ) |  | (4 | ) |  | (13 | )
Other comprehensive loss, net of tax |  | (2 | ) |  | (11 | ) |  | (8 | ) |  | (21 | )
AOCI Balance as of September 30, 2015 |  | $ | (9 | ) |  | $ | 10 |  |  | $ | 35 |  |  | $ | 36 |
Reclassification out of Accumulated Other Comprehensive Income | The following amounts were reclassified from AOCI for FES in the three and nine months ended September 30, 2016 and 2015:
|  | For the Three Months Ended September 30 |  | For the Nine Months Ended September 30 |  | Affected Line Item in Consolidated Statements of Income (Loss)
Reclassifications from AOCI(2) |  | 2016 |  | 2015 |  | 2016 |  | 2015 |
|  | (In millions) |  |
Gains & losses on cash flow hedges |  |  |  |  |  |  |  |  |  |
Commodity contracts |  | $ | 1 |  |  | $ | — |  |  | $ | — |  |  | $ | (2 | ) |  | Other operating expenses
|  | — |  |  | — |  |  | — |  |  | — |  |  | Income taxes
|  | $ | 1 |  |  | $ | — |  |  | $ | — |  |  | $ | (2 | ) |  | Net of tax
Unrealized gains on AFS securities |  |  |  |  |  |  |  |  |  |
Realized gains on sales of securities |  | $ | (17 | ) |  | $ | (3 | ) |  | $ | (41 | ) |  | $ | (18 | ) |  | Investment income (loss)
|  | 6 |  |  | 1 |  |  | 15 |  |  | 7 |  |  | Income taxes
|  | $ | (11 | ) |  | $ | (2 | ) |  | $ | (26 | ) |  | $ | (11 | ) |  | Net of tax
Defined benefit pension and OPEB plans |  |  |  |  |  |  |  |  |  |
Prior-service costs |  | $ | (3 | ) |  | $ | (4 | ) |  | $ | (10 | ) |  | $ | (12 | ) |  | (1)
|  | 1 |  |  | 1 |  |  | 4 |  |  | 4 |  |  | Income taxes
|  | $ | (2 | ) |  | $ | (3 | ) |  | $ | (6 | ) |  | $ | (8 | ) |  | Net of tax
(1) These AOCI components are included in the computation of net periodic pension cost. See Note 4, Pension and Other Postemployment Benefits for additional details.
(2) Amounts in parenthesis represent credits to the Consolidated Statements of Operations from AOCI.

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
Name: | us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=fe_FesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |