Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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-Name Statement of Financial Accounting Standard (FAS)

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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+ Details

Organization, Basis of Presentation and Significant Accounting Policies (Details 6) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Summary of changes in FES' and Utilities' goodwill
Goodwill	$ 6,441,000	$ 5,575,000	$ 5,575,000
FES
Summary of changes in FES' and Utilities' goodwill
Goodwill	24,000	24,000
CEI
Summary of changes in FES' and Utilities' goodwill
Goodwill	1,688,521	1,688,521
TE
Summary of changes in FES' and Utilities' goodwill
Goodwill	500,576	500,576
JCP&L
Summary of changes in FES' and Utilities' goodwill
Goodwill	1,811,000	1,811,000
Met-Ed
Summary of changes in FES' and Utilities' goodwill
Goodwill	416,499	416,499
Penelec
Summary of changes in FES' and Utilities' goodwill
Goodwill	$ 768,628	$ 768,628