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Commitments and Contingencies - Additional Information (Details) $ in Millions, $ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Jun. 03, 2016 CAD ($) | Jun. 03, 2016 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Commitments Disclosure [Line Items] |  |  |  |
Amount outstanding performance and financial standby letters of credit |  |  | $ 18.2 |
Reserves related to environmental remediation |  |  | $ 0.4 | $ 0.5
Minimum |  |  |  |
Commitments Disclosure [Line Items] |  |  |  |
Warranty maturity periods |  |  | 1 year |
Maximum |  |  |  |
Commitments Disclosure [Line Items] |  |  |  |
Warranty maturity periods |  |  | 5 years |
Property Lease Guarantee |  |  |  |
Commitments Disclosure [Line Items] |  |  |  |
Single year maximum equipment repurchase exposure |  |  | $ 3.5 |
Maximum equipment repurchase exposure |  |  | $ 4.3 |
Joe Johnson Equipment |  |  |  |
Commitments Disclosure [Line Items] |  |  |  |
Acquisition deferred payment | $ 8.0 | $ 5.9 |  |

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