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Supplemental Cash Flow Information (Tables) | 3 Months Ended
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Sep. 30, 2017
Supplemental Cash Flow Elements [Abstract] |
Schedule of Supplemental Cash Flow Information |
|  | September 30, |
|  | 2017 |  |  | 2016 |
Cash paid during the period for income taxes |  | $ | 5.2 |  |  | $ | 3.3 |
Non-cash investing and financing activities: |  |  |  |  |  |  |  |
Fair value adjustment on marketable investment securities recorded to other stockholder's equity |  |  | — |  |  |  | (0.4 | )

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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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- References No definition available. + Details
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