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Note 1 - Basis of Presentation (Details Textual) $ in Millions	1 Months Ended	3 Months Ended
	Jun. 30, 2019 USD ($) shares	Jun. 30, 2019 shares	Jun. 30, 2018 shares
Common Stock, Capital Shares Reserved for Future Issuance	471,144	471,144	471,144
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		0	0
Europe [Member]
Restructuring and Related Cost, Number of Subsidiaries Eliminated	2	2
Restructuring Charges, Total | $	$ 3

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- Definition

The number of subsidiaries eliminated during the period as a result of restructuring activities.

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Aggregate number of common shares reserved for future issuance.

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Amount 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.

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