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Discontinued Operations - Operating Results of Discontinued Operations (Details) - Fire Rescue - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Income tax expense (benefit) | $ 4.6 |  |  |
Net income (loss) from operations |  |  | $ (0.6) |
Discontinued Operations, Held-for-sale |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Net sales |  | $ 26.1 | 4.2 | $ 76.6
Cost of sales |  | 21.2 | 3.9 | 62.4
Gross profit |  | 4.9 | 0.3 | 14.2
Selling, engineering, general and administrative expenses |  | 3.9 | 1.1 | 12.9
Disposal Group, Including Discontinued Operation, Restructuring Expense |  | 0.3 | 0.0 | 0.3
Operating (loss) income |  | 0.7 | (0.8) | 1.0
Disposal Group, Including Discontinued Operation, Interest Income (Expense), Net | $ (0.1) |  | 0.0 | (0.1)
Other (income) expense, net |  | 0.0 | 0.0 | (0.2)
Income (loss) before income taxes |  | 0.8 | (0.8) | 1.3
Income tax expense (benefit) |  | 0.2 | (0.2) | 0.1
Net income (loss) from operations |  | $ 0.6 | $ (0.6) | $ 1.2

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