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Supplemental Cash Flow Information (Tables) | 9 Months Ended
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Mar. 31, 2018
Supplemental Cash Flow Elements [Abstract] |
Schedule of Supplemental Cash Flow Information |
|  | Nine months ended |
|  | March 31, |
|  | 2018 |  |  | 2017 |
Cash paid during the period for income taxes |  | $ | 10.4 |  |  | $ | 8.5 |
Non-cash investing and financing activities: |  |  |  |  |  |  |  |
Fair value adjustment on marketable investment securities recorded to other stockholder's equity |  |  | (0.5 | ) |  |  | (0.5 | )

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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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