Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Fair Value Measurements - Liability Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs (Details)

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Note 4 - Fair Value Measurements - Liability Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs (Details) - Contingent Consideration [Member] - Fair Value, Inputs, Level 3 [Member] - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Dec. 31, 2017
Dec. 31, 2017
Fair value at the beginning of period $ 40.9 $ 68.4
Payments (35.0)
Change in fair value of contingent consideration 12.4 19.9
Fair value at the end of period $ 53.3 $ 53.3