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Note 16 - Restructuring (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended | 15 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Mar. 31, 2018 | Mar. 31, 2017 | Jun. 30, 2018 | Mar. 31, 2018
Restructuring Costs, Total | $ 1,337 | $ 1,019 | $ 6,307 | $ 3,077 |  | $ 6,300
Scenario, Forecast [Member] | Minimum [Member] |  |  |  |  |  |
Restructuring Costs, Total |  |  |  |  | $ 1,500 |
Scenario, Forecast [Member] | Maximum [Member] |  |  |  |  |  |
Restructuring Costs, Total |  |  |  |  | $ 2,000 |

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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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