XML 137 R104.htm IDEA: XBRL DOCUMENT v3.10.0.1
Share Based Compensation (Summary Of Share Based Compensation Expense) (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Share based compensation $ 11.8 $ 52.9 $ 70.8
Spectrum Equity Plan [Member]      
Share based compensation 10.4 47.7 57.2
HRG Equity Plan [Member]      
Share based compensation 1.4 5.2 13.6
SB/RH [Member]      
Share based compensation $ 8.7 $ 44.9 $ 52.1