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Investments (Tables) | 9 Months Ended
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Feb. 28, 2015
Equity Method And Cost Method Investments [Abstract] |
Schedule Of Cost And Equity Method Investments | The following table summarizes the Company’s investments as of the dates indicated:
| February 28, 2015 |  | May 31, 2014 |  | February 28, 2014
Equity method investments: |  |  |  |  |  |  |  |
UK - based | $ | 18.6 |  |  | $ | 18.3 |  |  | $ | 18.3 |
Other | 0.0 |  |  | 0.1 |  |  | 1.1 |
Total equity method investments | $ | 18.6 |  |  | $ | 18.4 |  |  | $ | 19.4 |
Total | $ | 18.6 |  |  | $ | 18.4 |  |  | $ | 19.4 |

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