Note 11 - Variable Interest Entities (Details Textual) - Delphax [Member] - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2016	Sep. 30, 2016	Mar. 31, 2016
Loan Due from Variable Interest Entity, Accrued Interest		$ 190,000	$ 76,000
Severance Costs	$ 5,610,000	5,610,000
Intangible Assets, Net (Including Goodwill)			$ 1,384,520