Note 9 - Carrying Values of Assets and Liabilities of Delphax Included on the Company's Consolidated Balance Sheet (Unaudited) (Details)	Dec. 31, 2015 USD ($)
Delphax [Member] | Reportable Legal Entities [Member]
Cash and cash equivalents	$ 276,000
Accounts receivable, net	1,838,000
Inventories	4,869,000
Other current assets	612,000
Total current assets	7,595,000
Property and equipment	391,000
Other Assets	29,000
Total assets	8,015,000
Accounts payable	1,197,000
Income tax payable	170,000
Accrued expenses	1,982,000
Short-term debt	208,000
Total current liabilities	3,557,000
Long-term debt	2,511,000
Other long-term liabilities	49,000
Total liabilities	6,117,000
Net Assets	1,898,000
Delphax [Member]
Total assets	8,015,000
Total liabilities	3,617,000
Cash and cash equivalents	5,287,316	[1]
Accounts receivable, net	14,969,012	[1]
Inventories	11,557,592	[1]
Other current assets	1,189,235	[1]
Total current assets	38,095,644	[1]
Property and equipment	4,516,440	[1]
Other Assets	289,967	[1]
Total assets	49,757,287	[1]
Accounts payable	5,629,318	[1]
Income tax payable	872,267	[1]
Accrued expenses	5,456,011	[1]
Short-term debt	208,000	[1]
Total current liabilities	12,165,596	[1]
Long-term debt	11,000	[1]
Other long-term liabilities	$ 53,690	[1]

[1] Includes VIE assets of $8,015,000 and VIE liabilities of $3,617,000 - Note 9