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Other Current Assets (Tables) | 3 Months Ended
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Mar. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Summary of Major Classes of Other Current Assets | Major classes of other current assets consist of the following (in millions):
|  | March 31, 2017 |  |  | December 31, 2016 |
Premium finance advances and loans |  | $ | 220.1 |  |  | $ | 241.2 |
Accrued supplemental, direct bill and other receivables |  |  | 170.9 |  |  |  | 177.2 |
Refined coal production related receivables |  |  | 121.5 |  |  |  | 136.9 |
Prepaid expenses |  |  | 81.9 |  |  |  | 78.4 |
Total other current assets |  | $ | 594.4 |  |  | $ | 633.7 |

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- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
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