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Discontinued Operations - Additional Information (Detail) $ in Millions |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jan. 29, 2016 EUR (€) | Jan. 29, 2016 USD ($) | Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Mar. 31, 2015 USD ($) | Dec. 31, 2016 EUR (€) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2012 USD ($) | Dec. 31, 2015 EUR (€) | Dec. 31, 2015 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from escrow receivable |  |  |  |  |  |  |  |  |  |  |  | $ 0.0 | $ 4.0 | $ 7.4 |  |  |
Gain (loss) from discontinued operations and disposal, net of tax |  |  | $ 0.5 | $ 1.0 | $ (0.3) | $ 3.2 | $ (5.9) | $ 3.0 | $ 0.1 | $ 0.5 |  | 4.4 | (2.3) | 4.0 |  |  |
Escrow identified for general representations and warranties period |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18 months |  |
Remaining general escrow fund to be held |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 36 months |  |
Escrow Balance, Subsequent Release |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.4 |  |  |
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  | 4.0 |  |  |  |  |  |  |  |  |
Income tax expense of discontinued operations |  |  |  |  |  |  | $ 6.3 | $ 1.5 |  |  |  | 3.4 | $ 8.3 | $ 1.0 |  |  |
Other current liabilities |  |  | 2.1 |  |  |  |  |  |  |  |  | 2.1 |  |  |  |  | $ 6.4
Other long-term liabilities |  |  | 2.0 |  |  |  |  |  |  |  |  | 2.0 |  |  |  |  | 14.6
Deferred tax assets |  |  | 1.1 |  |  |  |  |  |  |  |  | 1.1 |  |  |  |  | 1.6
Escrow [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22.0 |  |
Fire Rescue [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from escrow receivable | € 76,000,000 | $ 82.0 |  |  |  |  |  |  |  |  | € 5,100,000 | 5.7 |  |  |  |  |
Income tax expense of discontinued operations |  |  |  |  |  |  |  |  |  |  |  | 4.6 |  |  |  |  |
Other current liabilities |  |  | 1.3 |  |  |  |  |  |  |  |  | 1.3 |  |  |  |  | 4.0
Other long-term liabilities |  |  | 0.0 |  |  |  |  |  |  |  |  | 0.0 |  |  |  |  | 5.5
Deferred tax assets |  |  | 0.0 |  |  |  |  |  |  |  |  | 0.0 |  |  |  |  | 0.0
Foreign Exchange Forward [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, Notional Amount | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 76,000,000 |
Derivative, Fair Value, Net |  |  | 0.9 |  |  |  |  |  |  |  |  | 0.9 |  |  |  |  | 0.6
Derivative, Gain on Derivative |  |  |  |  |  |  |  |  |  |  |  | 0.3 |  |  |  |  |
Pearland Texas Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other current liabilities |  |  | 0.6 |  |  |  |  |  |  |  |  | 0.6 |  |  |  |  | 0.9
Damages from Product Defects [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other long-term liabilities |  |  | $ 1.8 |  |  |  |  |  |  |  |  | $ 1.8 |  |  |  |  | $ 2.3
Latvian Commercial Dispute [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Percent of Settlement Costs |  |  |  |  |  | 0.50 |  |  |  |  |  |  |  |  |  |  |

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