XML 148 R130.htm IDEA: XBRL DOCUMENT v3.20.4
Other, Net (Schedule Of Other Net) (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2018
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Other Nonoperating Income (Expense) [Abstract]        
Charitable Contributions, Greater Lawrence Incident       $ 20.7
Interest income   $ 5.5 $ 7.7 6.6
AFUDC equity   9.9 8.0 14.2
Charitable Contributions $ 20.0 (1.5) (5.1) (45.3)
Pension and Other Postretirement Non Service Cost   9.3 (16.5) 18.0
Sale of emission reduction credits   4.6 0.0 0.0
Interest rate swap settlement gain     0.0 46.2
Miscellaneous   4.3 0.7 3.8
Total Other, net   $ 32.1 $ (5.2) $ 43.5