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												4 Months Ended		12 Months Ended
	Mar. 31, 2016	[1]	Dec. 31, 2015	[1]	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	[1]	Dec. 31, 2014	[1]	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2016	Mar. 31, 2016	Mar. 31, 2016		Mar. 31, 2015
Operating revenues	$ 34,581,000		$ 46,619,000		$ 44,654,000	$ 22,359,000	$ 24,885,000		$ 30,893,000		$ 34,625,000	$ 21,779,000			$ 148,211,938	[2]	$ 112,181,158
General and administrative															18,139,830	[2]	14,222,996
Research and Development Expense													$ 778,000		777,942	[2]	0
Depreciation, amortization and impairment															1,257,207	[2],[3]	856,911
															142,180,275	[2]	108,764,455
Operating Loss	$ (2,314,000)		$ 3,890,000		$ 5,505,000	$ (1,049,000)	$ (1,420,000)		$ 2,141,000		$ 2,597,000	$ 99,000			6,031,663	[2]	3,416,703
Non-operating Loss															121,746	[2]	(1,778)
Loss Before Income Taxes															6,153,409	[2]	3,414,926
Income Taxes															2,395,452		931,000
Net Loss															$ 3,757,957	[2],[3],[4]	$ 2,483,926
Delphax [Member]
Operating revenues														$ 3,954,797
Cost of sales														3,611,024
General and administrative														1,218,564
Research and Development Expense														777,942
Depreciation, amortization and impairment														313,893
														5,921,423
Operating Loss														(1,966,626)
Non-operating Loss														(21,111)
Loss Before Income Taxes														(1,987,737)
Income Taxes
Net Loss														$ (1,987,737)

[1] Results of operations for the third and fourth quarter of 2016 have been restated. See Note 1A.

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

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

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