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Company-Owned Life Insurance (Tables) | 12 Months Ended
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Dec. 31, 2017
Investments, All Other Investments [Abstract] |
Schedule of Life Insurance Corporate or Bank Owned | Company-owned life insurance consists of the following:
December 31, | 2017 |  | 2016
Key executive, principal shareholder | $ | 4.2 |  |  | $ | 4.0 |
Key executive split dollar | 4.9 |  |  | 4.8 |
Group life | 251.5 |  |  | 189.3 |
Total | $ | 260.6 |  |  | $ | 198.1 |

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