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Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Intangible Assets and Excess Reorganization Value [Table Text Block] | Identifiable intangible assets consist of the following (in millions):
| December 31, 2016 |  | December 31, 2015
| Gross Carrying Amount |  | Accumulated Amortization |  | Net Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Amount
Sales order book | $ | 54.6 |  |  | $ | 19.9 |  |  | $ | 34.7 |  |  | $ | 54.6 |  |  | $ | 12.0 |  |  | $ | 42.6 |
Customer relationships | 68.9 |  |  | 10.3 |  |  | 58.6 |  |  | 68.9 |  |  | 5.7 |  |  | 63.2 |
| $ | 123.5 |  |  | $ | 30.2 |  |  | $ | 93.3 |  |  | $ | 123.5 |  |  | $ | 17.7 |  |  | $ | 105.8 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] | The amount of amortization expense for intangible assets in each of the succeeding years is estimated to be as follows (in millions):
2017 | $ | 10.6 |
2018 | 8.9 |
2019 | 8.6 |
2020 | 9.7 |
2021 | 8.6 |
Thereafter | 46.9 |
| $ | 93.3 |

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- Definition Schedule of Intangible Assets and Excess Reorganization Value [Table Text Block] + References No definition available. + Details
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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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