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Acquisitions (Tables) | 6 Months Ended
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Jun. 30, 2015
Business Combinations [Abstract] |
Schedule of identifiable intangible assets | The acquired identifiable intangible assets of Farmer Automatic as of the date of the acquisition are summarized in the following table (in millions):
Intangible Asset |  | Amount |  | Weighted-Average Useful Life
Customer relationships |  | $ | 4.1 |  |  | 10 | years
Technology |  | 3.6 |  |  | 10 | years
Trademarks |  | 1.9 |  |  | 10 | years
|  | $ | 9.6 |  |  |  |

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- Definition Tabular disclosure of finite-lived intangible assets acquired as part of a business combination or through an asset purchase, by major class and in total, including the value of the asset acquired, any significant residual value (the expected value of the asset at the end of its useful life) and the weighted-average amortization period. + References Reference 1: 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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