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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

X

- 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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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Namespace Prefix:
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- Details

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X

- Details

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