Business Segment Information (Reconciliation of Operating Income) (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2017 |
Jun. 30, 2016 |
Jun. 30, 2017 |
Jun. 30, 2016 |
|
Segment Reporting Information [Line Items] | ||||
Business separation costs | $ 0.0 | $ (9.5) | $ (30.2) | $ (28.9) |
Cost reduction and asset actions | (42.7) | (13.2) | (103.0) | (23.9) |
Pension settlement loss | (5.5) | (1.0) | (9.6) | (3.0) |
Goodwill and intangible asset impairment charge | (162.1) | 0.0 | (162.1) | 0.0 |
Operating Income | 252.6 | 394.6 | 971.9 | 1,138.7 |
Operating Segments [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Operating Income | 462.9 | 418.3 | 1,276.8 | 1,194.5 |
Segment Reconciling Items [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Business separation costs | 0.0 | (9.5) | (30.2) | (28.9) |
Cost reduction and asset actions | (42.7) | (13.2) | (103.0) | (23.9) |
Pension settlement loss | (5.5) | (1.0) | (9.6) | (3.0) |
Goodwill and intangible asset impairment charge | $ (162.1) | $ 0.0 | $ (162.1) | $ 0.0 |