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Revenue Recognition - Schedule of Product and Market Information (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Disaggregation of Revenue [Line Items] |  |
Net Sales | $ 571.9 | $ 573.3
Modern Markets |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 127.4 | 130.0
Developing Markets |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 49.7 | 46.6
Distributors Markets |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 21.3 | 23.6
North America |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 341.0 | 335.0
Latin America |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 32.5 | 38.1
Americas |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 373.5 | 373.1
International |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 198.4 | 200.2
Batteries |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | 524.3 | 524.5
Other |  |
Disaggregation of Revenue [Line Items] |  |
Net Sales | $ 47.6 | $ 48.8

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