1.0.0.3 false EARNINGS PER SHARE false 1 $ false false u000 Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 u001 Standard http://www.xbrl.org/2003/instance shares xbrli 0 u002 Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 2 [EarningsPerShareAbstract] 0 us-gaap_EarningsPerShareAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false No definition available. false 3 2. EARNINGS PER SHARE 1 us-gaap_EarningsPerShareTextBlock us-gaap true na duration string No definition available. false false false false false false false false false 1 false false 0 0 2. EARNINGS PER SHARE Basic earnings per share of common stock are computed using the weighted average of actual common shares outstanding during the respective period as the denominator. The denominator for diluted earnings per share of common stock reflects the weighted average of common shares outstanding plus the potential additional common shares that could result if dilutive securities and other agreements to issue common stock were exercised. The following table reconciles basic and diluted earnings per share of common stock: Three Months Ended Nine Months Ended Reconciliation of Basic and Diluted Earnings per Share September 30 September 30 of Common Stock 2009 2008 2009 2008 (In millions, except per share amounts) Earnings available to FirstEnergy Corp. $ 234 $ 471 $ 768 $ 1,010 Average shares of common stock outstanding - Basic 304 304 304 304 Assumed exercise of dilutive stock options and awards 2 3 2 3 Average shares of common stock outstanding - Diluted 306 307 306 307 Basic earnings per share of common stock $ .77 $ 1.55 $ 2.52 $ 3.32 Diluted earnings per share of common stock $ .77 $ 1.54 $ 2.51 $ 3.29 2. EARNINGS PER SHARE Basic earnings per share of common stock are computed using the weighted average of actual common shares outstanding during the false false No definition available. No authoritative reference available. false false 1 2 false UnKnown UnKnown UnKnown false true