Note 5 - Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Millions |
Jun. 30, 2017 |
Jun. 30, 2016 |
|---|---|---|
| Other Indefinite-lived Intangible Assets | $ 19.7 | $ 19.7 |
| Goodwill | $ 25.4 | $ 25.4 |
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after impairment of indefinite-lived intangible assets classified as other. Excludes financial assets and goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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