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Discontinued Operations - Additional Information (Details) € in Millions, $ in Millions |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jan. 29, 2016 EUR (€) | Jan. 29, 2016 USD ($) | Dec. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | [1] | Jun. 30, 2016 EUR (€) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | [1] | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2012 USD ($) | Dec. 31, 2014 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Decrease (increase) uncertain tax position reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.0 |  |  |
Proceeds from escrow receivable |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.0 | 0.0 | $ 4.0 |  |
Gain (loss) from discontinued operations and disposal, net of tax |  |  | $ 1.1 | $ 0.0 | $ (0.1) | $ 0.1 | $ 0.5 | [1] | $ 1.0 |  | $ (0.3) | [1] | $ 3.2 | 1.1 | 4.4 | (2.3) |  |
Income tax (benefit) expense of discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  | (0.8) | 3.4 | 8.3 |  |
Other current liabilities |  |  | 0.5 |  |  |  | 2.1 |  |  |  |  |  |  | 0.5 | 2.1 |  |  |
Other long-term liabilities |  |  | 1.5 |  |  |  | 2.0 |  |  |  |  |  |  | 1.5 | 2.0 |  |  |
Escrow |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22.0 |
Escrow identified for general representations and warranties period |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18 months |
Remaining general escrow fund to be held |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 36 months |
Amount received from escrow |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.4
Income (loss) from discontinued operations, net of tax |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.0 |  |
Income tax (benefit) expense of discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.5 |  |
Fire Rescue |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from escrow receivable | € 76.0 | $ 82.3 |  |  |  |  |  |  |  | € 5.1 | $ 5.7 |  |  |  |  |  |  |
Gain (loss) from discontinued operations and disposal, net of tax |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.2 |  |  |
Income tax (benefit) expense of discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.6 | $ 6.3 |  |
Other current liabilities |  |  | 0.0 |  |  |  | 1.3 |  |  |  |  |  |  | 0.0 | 1.3 |  |  |
Other long-term liabilities |  |  | 0.0 |  |  |  | 0.0 |  |  |  |  |  |  | 0.0 | 0.0 |  |  |
Pearland Texas Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other current liabilities |  |  | 0.5 |  |  |  | 0.6 |  |  |  |  |  |  | 0.5 | 0.6 |  |  |
Damages from Product Defects |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other long-term liabilities |  |  | $ 1.4 |  |  |  | $ 1.8 |  |  |  |  |  |  | $ 1.4 | 1.8 |  |  |
Latvian Commercial Dispute |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss contingency, loss in period |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.3 |  |  |
Litigation settlement, percent of settlement costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.50 |  |  |
[1] | The adoption of ASU 2016-09 in the fourth quarter of 2016 did not impact the previously-reported quarterly results for 2016.

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