Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Unrecognized cost of unvested options awarded to employees as compensation.

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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Note 7 - Stock-based Compensation (Details Textual) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Dec. 31, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		0	15,000	0	15,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period			2,500		32,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period			6,000		6,000
Allocated Share-based Compensation Expense				$ 0	$ 8,958
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options	$ 0	$ 0		$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		0		0
Delphax [Member]
Allocated Share-based Compensation Expense		$ 31,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options	$ 373,000	$ 373,000		$ 373,000
Delphax [Member] \| Certain Employees of Delphax [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	1,200,000
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	$ 0.33