Note 11 - Income Taxes (Details Textual) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Sep. 30, 2018 |
Sep. 30, 2017 |
|
| Effective Income Tax Rate Reconciliation, Percent, Total | 1.00% | 30.90% |
| Income Tax Expense (Benefit), Discrete Tax Items | $ 4.2 | $ 0.4 |
| X | ||||||||||
- Definition Represents the income tax expense (benefit) related to discrete tax items. No definition available.
|
| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|