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Other Expense Restructuring and Related Charges (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016 | Dec. 31, 2016
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Severance charges | $ 0.0 | $ 1.4 | $ 0.0 | $ 7.8 |
Asset impairment charges, trademark |  |  |  | 10.0 |
Asset impairment charges, patent and equipment |  | 0.9 |  | 5.9 |
Restructuring and related charges |  | 2.3 |  | 23.7 |
Restructuring Reserve [Roll Forward] |  |  |  |  |
Balance, December 31, 2016 |  |  | 5.9 | 0.0 | $ 0.0
Charges | 0.0 | $ 2.3 | 0.0 | 23.7 | 26.4
Cash payments |  |  | (2.9) |  | (3.0)
Non-cash asset-write-downs |  |  |  |  | (17.5)
Balance, September 30, 2017 | 3.0 |  | 3.0 |  | 5.9
Severance and benefits [Member] |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |
Balance, December 31, 2016 |  |  | 5.9 | 0.0 | 0.0
Charges |  |  |  |  | 8.9
Cash payments |  |  | (2.9) |  | (3.0)
Non-cash asset-write-downs |  |  |  |  | 0.0
Balance, September 30, 2017 | 3.0 |  | 3.0 |  | 5.9
Asset-related charges [Member] |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |
Balance, December 31, 2016 |  |  | 0.0 | 0.0 | 0.0
Charges |  |  |  |  | 17.3
Cash payments |  |  | 0.0 |  | 0.0
Non-cash asset-write-downs |  |  |  |  | (17.3)
Balance, September 30, 2017 | 0.0 |  | 0.0 |  | 0.0
Other charges [Member] |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |
Balance, December 31, 2016 |  |  | 0.0 | $ 0.0 | 0.0
Charges |  |  |  |  | 0.2
Cash payments |  |  | 0.0 |  | 0.0
Non-cash asset-write-downs |  |  |  |  | (0.2)
Balance, September 30, 2017 | $ 0.0 |  | $ 0.0 |  | $ 0.0

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