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Restructuring (Details) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Jun. 30, 2017 USD ($) | Jun. 30, 2016 USD ($) employee labor_union | Nov. 10, 2015
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Finalization of severance agreements, number of labor unions | labor_union |  |  |  |  |  | 3 |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Provision | $ 0.0 |  | $ 19.2 |  | $ 0.0 | $ 25.6 |
Employee Severance [Member] |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 2.8 | $ 6.4 | 14.0 | $ 29.4 | 6.4 | 29.4 |
Provision |  |  | 7.0 | 3.3 |  |  |
Cash payments | (0.6) | (3.7) | (7.5) | (19.6) |  |  |
Translation adjustment | 0.1 | 0.1 | (0.3) | 0.9 |  |  |
Ending Balance | 2.3 | 2.8 | 13.2 | 14.0 | 2.3 | 13.2 |
Employee Severance [Member] | Drivetrain [Member] |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 2.1 | 3.7 | 11.0 | 25.3 | 3.7 | 25.3 |
Provision |  |  | 2.4 | 2.3 |  |  |
Cash payments | (0.2) | (1.6) | (5.3) | (17.3) |  |  |
Translation adjustment | 0.1 | 0.0 | (0.2) | 0.7 |  |  |
Ending Balance | 2.0 | 2.1 | 7.9 | 11.0 | 2.0 | 7.9 |
Employee Severance [Member] | Engine [Member] |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Beginning Balance | 0.7 | 2.7 | 3.0 | 4.1 | 2.7 | 4.1 |
Provision |  |  | 4.6 | 1.0 |  |  |
Cash payments | (0.4) | (2.1) | (2.2) | (2.3) |  |  |
Translation adjustment | 0.0 | 0.1 | (0.1) | 0.2 |  |  |
Ending Balance | $ 0.3 | $ 0.7 | 5.3 | $ 3.0 | $ 0.3 | 5.3 |
Remy International Inc. |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Employee termination benefits |  |  | 0.6 |  |  | 1.7 |
Other Restructuring Costs |  |  | 3.1 |  |  | 3.1 |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Provision |  |  | 3.7 |  |  | 4.8 |
Gustav Wahler GmbH u. Co. KG and its general partner |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Employee termination benefits |  |  | 3.1 |  |  | 4.1 |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Provision |  |  | 8.0 |  |  | $ 9.6 |
Drivetrain [Member] |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Employee termination costs, number of employees | employee |  |  |  |  |  | 450 |
Employee termination benefits |  |  | 1.8 |  |  | $ 3.0 |
Other Restructuring Costs |  |  | 3.8 |  |  | 5.2 |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |
Provision |  |  | $ 5.6 |  |  | $ 8.2 |
Remy International Inc. |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Equity interest acquired |  |  |  |  |  |  | 100.00%

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