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Business Segments (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 USD ($) | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) item | Jun. 30, 2014 USD ($)
Business Segments |  |  |  |
Number of reportable operating business segments | item |  |  | 3 |
Revenue: |  |  |  |
Total revenue | $ 8,496.4 | $ 11,342.5 | $ 15,837.1 | $ 21,893.4
Gross profit: |  |  |  |
Gross profit | 190.4 | 191.5 | 405.8 | 379.5
Income from operations: |  |  |  |
Income from operations | 41.6 | 59.8 | 113.0 | 124.1
Aviation Segment |  |  |  |
Revenue: |  |  |  |
Total revenue | 3,185.3 | 4,436.5 | 6,082.3 | 8,686.4
Gross profit: |  |  |  |
Gross profit | 85.0 | 81.8 | 167.9 | 150.7
Marine segment |  |  |  |
Revenue: |  |  |  |
Total revenue | 2,805.4 | 3,532.8 | 5,126.1 | 7,013.0
Gross profit: |  |  |  |
Gross profit | 41.8 | 48.8 | 95.7 | 96.7
Land Segment |  |  |  |
Revenue: |  |  |  |
Total revenue | 2,505.7 | 3,373.2 | 4,628.7 | 6,194.0
Gross profit: |  |  |  |
Gross profit | 63.6 | 60.9 | 142.2 | 132.1
Operating Segments |  |  |  |
Income from operations: |  |  |  |
Income from operations | 56.1 | 72.5 | 141.8 | 150.1
Operating Segments | Aviation Segment |  |  |  |
Income from operations: |  |  |  |
Income from operations | 26.0 | 37.2 | 53.8 | 67.2
Operating Segments | Marine segment |  |  |  |
Income from operations: |  |  |  |
Income from operations | 13.6 | 20.9 | 39.7 | 42.0
Operating Segments | Land Segment |  |  |  |
Income from operations: |  |  |  |
Income from operations | 16.5 | 14.4 | 48.3 | 40.9
Corporate |  |  |  |
Income from operations: |  |  |  |
Income from operations | $ 14.5 | $ 12.7 | $ 28.8 | $ 26.0

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