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Accounting Policies (Details) - USD ($) $ in Millions |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Feb. 26, 2016 | Nov. 30, 2015 | Apr. 03, 2016 | Dec. 31, 2015 | Dec. 31, 2015
Gross Balance |  |  |  |  |
Balance at the beginning of the period |  |  | $ 656.1 |  | $ 676.4
Acquired During the Period |  |  | 3.3 |  | 12.9
Foreign Currency Translation and Other |  |  | 5.3 |  | (33.2)
Balance at the end of the period |  |  | 664.7 | $ 656.1 | 656.1
Accumulated Impairment Losses |  |  |  |  |
Balance at the beginning of the period |  |  | (167.1) |  | (37.4)
Impairment Loss During the Period |  |  |  |  | (129.7)
Balance at the end of the period |  |  | (167.1) | (167.1) | (167.1)
Business combination |  |  |  |  |
Net Goodwill |  |  | $ 497.6 | 489.0 | 489.0
Aerco Korea |  |  |  |  |
Business combination |  |  |  |  |
Aggregate consideration, net | $ 4.0 |  |  |  |
Outstanding shares acquired (as a percent) | 50.00% |  |  |  |
Percentage of ownership before transaction | 40.00% |  |  |  |
Net Goodwill | $ 3.3 |  |  |  |
Purchase price allocated to intangible assets | $ 1.6 |  |  |  |
Shares remaining to be acquired | 10.00% |  | 10.00% |  |
Apex |  |  |  |  |
Business combination |  |  |  |  |
Aggregate consideration, net |  | $ 20.4 |  |  |
Outstanding shares acquired (as a percent) |  | 80.00% |  |  |
Net Goodwill |  | $ 12.9 |  |  |
Purchase price allocated to intangible assets |  | $ 10.1 |  |  |
Shares remaining to be acquired |  | 20.00% | 20.00% |  |
Number of years of closing |  | 3 years |  |  |
Americas |  |  |  |  |
Gross Balance |  |  |  |  |
Balance at the beginning of the period |  |  | $ 391.2 |  | 398.0
Foreign Currency Translation and Other |  |  | 0.6 |  | (6.8)
Balance at the end of the period |  |  | 391.8 | 391.2 | 391.2
Accumulated Impairment Losses |  |  |  |  |
Balance at the beginning of the period |  |  | (24.5) |  | (24.5)
Balance at the end of the period |  |  | (24.5) | (24.5) | (24.5)
Business combination |  |  |  |  |
Net Goodwill |  |  | 367.3 | 366.7 | 366.7
EMEA |  |  |  |  |
Gross Balance |  |  |  |  |
Balance at the beginning of the period |  |  | 238.6 |  | 265.5
Foreign Currency Translation and Other |  |  | 4.4 |  | (26.9)
Balance at the end of the period |  |  | 243.0 | 238.6 | 238.6
Accumulated Impairment Losses |  |  |  |  |
Balance at the beginning of the period |  |  | (129.7) |  |
Impairment Loss During the Period |  |  |  |  | (129.7)
Balance at the end of the period |  |  | (129.7) | (129.7) | (129.7)
Business combination |  |  |  |  |
Net Goodwill |  |  | 113.3 | 108.9 | 108.9
Asia Pacific |  |  |  |  |
Gross Balance |  |  |  |  |
Balance at the beginning of the period |  |  | 26.3 |  | 12.9
Acquired During the Period |  |  | 3.3 |  | 12.9
Foreign Currency Translation and Other |  |  | 0.3 |  | 0.5
Balance at the end of the period |  |  | 29.9 | 26.3 | 26.3
Accumulated Impairment Losses |  |  |  |  |
Balance at the beginning of the period |  |  | (12.9) |  | (12.9)
Balance at the end of the period |  |  | (12.9) | (12.9) | (12.9)
Business combination |  |  |  |  |
Net Goodwill |  |  | $ 17.0 | 13.4 | $ 13.4
EMEA reporting unit |  |  |  |  |
Accumulated Impairment Losses |  |  |  |  |
Pretax goodwill impairment charges |  |  |  | 129.7 |
Business combination |  |  |  |  |
Pretax goodwill impairment charges |  |  |  | $ 129.7 |

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