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Intangible Assets Summary of Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2015
Summary of Other Intangible Assets [Abstract] |
Schedule of Finite-Lived Intangible Assets [Table Text Block] | The following table provides a summary of other intangible assets, which are included in other assets on our Consolidated Balance Sheets.
|  | December 31,
|  | 2015 |  | 2014
|  | Gross Amount |  | Accumulated Amortization |  | Net Amount |  | Gross Amount |  | Accumulated Amortization |  | Net Amount
Customer lists |  | $ | 249.0 |  |  | $ | (150.0 | ) |  | $ | 99.0 |  |  | $ | 255.8 |  |  | $ | (139.3 | ) |  | $ | 116.5 |
Trade names |  | 65.0 |  |  | (25.7 | ) |  | 39.3 |  |  | 71.0 |  |  | (22.8 | ) |  | 48.2 |
Other |  | 13.7 |  |  | (3.7 | ) |  | 10.0 |  |  | 14.1 |  |  | (3.8 | ) |  | 10.3 |
Total |  | $ | 327.7 |  |  | $ | (179.4 | ) |  | $ | 148.3 |  |  | $ | 340.9 |  |  | $ | (165.9 | ) |  | $ | 175.0 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + 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=26713463&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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