XML 18 R3.htm IDEA: XBRL DOCUMENT v3.10.0.1
Statements of Consolidated Comprehensive Income (Loss) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Net Income (Loss) $ (50.6) $ 128.5 $ 331.5
Other comprehensive income (loss):      
Net unrealized gain (loss) on available-for-sale securities [1] (2.6) 0.8 (0.1)
Net unrealized gain (loss) on cash flow hedges [2] 22.7 (22.5) 8.6
Unrecognized pension and OPEB benefit (costs) [3] (4.4) 3.4 1.5
Total other comprehensive income (loss) [4] 15.7 (18.3) 10.0
Total Comprehensive Income $ (34.9) $ 110.2 $ 341.5
[1] Net unrealized gain (loss) on available-for-sale securities, net of $0.6 million tax benefit, $0.4 million tax expense and $0.1 million tax benefit in 2018, 2017 and 2016, respectively.
[2] Net unrealized gain (loss) on derivatives qualifying as cash flow hedges, net of $7.5 million tax expense, $13.9 million tax benefit and $5.6 million tax expense in 2018, 2017 and 2016, respectively.
[3] Unrecognized pension and OPEB benefit (costs), net of $1.5 million tax benefit, $2.1 million tax expense and $0.1 million tax expense in 2018, 2017 and 2016, respectively.
[4] All amounts are net of tax. Amounts in parentheses indicate debits.