Note 9 - Variable Interest Entities (As Restated) - Revenue and Expenses of Delphax Included in the Company's Consolidated Statements of Operations (Details) - USD ($)	3 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Revenues	$ 30,493,253	$ 22,358,520
General and administrative	5,828,946	3,806,928
Research and development	510,960
Depreciation, amortization and impairment	1,989,601	178,617
	37,566,735	23,407,619
Operating Loss	(7,073,482)	(1,049,099)
Non-operating Loss	(1,287,898)	(19,941)
Loss Before Income Taxes	(8,361,380)	(1,069,040)
Income Tax Expense (Benefit)	(372,000)	(333,000)
Net Loss	(7,989,380)	$ (736,040)
Delphax [Member]
Revenues	3,210,088
Cost of sales	6,601,734
General and administrative	1,352,152
Research and development	510,960
Depreciation, amortization and impairment	1,680,601
	10,145,447
Operating Loss	(6,935,359)
Non-operating Loss	(20,940)
Loss Before Income Taxes	(6,956,299)
Income Tax Expense (Benefit)
Net Loss	$ (6,956,299)