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Significant Accounting Policies (Tables) | 12 Months Ended
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Mar. 31, 2018
Significant Accounting Policies [Abstract] |
Supplemental cash flow information | Supplemental cash flow information:
|  | Years ended March 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Interest paid |  | $ | 23.4 |  |  | $ | 15.4 |  |  | $ | 10.7 |
Income taxes paid |  |  | 20.1 |  |  |  | 12.7 |  |  |  | 10.1 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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