Note 1A - Restatement of Previously Issued Consolidated Financial Statements (Details Textual) - USD ($)		3 Months Ended	4 Months Ended	9 Months Ended	12 Months Ended
	Nov. 24, 2015	Dec. 31, 2015	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2016		Mar. 31, 2016	Mar. 31, 2015
Net Income (Loss) Attributable to Noncontrolling Interest					$ (655,953)	[1]
Delphax [Member]
Net Income (Loss) Attributable to Noncontrolling Interest, Percentage		33.00%		33.00%	33.00%		33.00%
Percentage of Consolidated Subsidiaries Dividends Attributable to Noncontrolling Interests					33.00%
Net Income (Loss) Attributable to Noncontrolling Interest					$ 0
Percentage of Consolidated Subsidiaries Dividends Attributable to Parent					67.00%
Scenario, Previously Reported [Member]
Net Income (Loss) Attributable to Noncontrolling Interest					$ (1,185,108)
Scenario, Previously Reported [Member] | Delphax [Member]
Net Income (Loss) Attributable to Noncontrolling Interest, Percentage			62.00%
Percentage of Consolidated Subsidiaries Dividends Attributable to Parent					62.00%
Delphax [Member]
Payments to Acquire Businesses, Gross	$ 1,050,000
Delphax [Member] | Series B Preferred Stock of Delphax [Member]
Business Combination, Shares Acquired	43,000
Business Combination, Warrants Acquired, Number of Securities Called by Warrants	95,600
Business Combination, Warrants Acquired, Exercise Price Per Share	$ 33.4728
Convertible Preferred Stock, Shares Issued upon Conversion	100
Preferred Stock, Liquidation Preference Per Share	$ 0
Preferred Stock, Dividend Rate, Percentage	0.00%
Business Combination,Shares Acquired, Percentage, of the Shares of Acquired Entity's Common Stock That Would Be Outstanding Assuming Conversion	38.00%
Five Year Senior Subordinated Promissory Note [Member] | Delphax [Member]
Debt Instrument, Face Amount	$ 2,500,000
Delphax 90-Day Senior Subordinated Note [Member] | Delphax [Member]
Debt Instrument, Cancellation, Outstanding Principal Surrendered	$ 500,000

[1] The Consolidated Statement of Comprehensive Income for the year ended March 31, 2016 has been restated. See Note 1A.