Note 2 - Assets Acquired and Liabilities Assumed in Delphax Acquisition (Details)	Nov. 24, 2015 USD ($)
Delphax [Member]
ASSETS
Accounts receivable, net	$ 1,820,000
Other current assets	722,000
LIABILITIES
Accounts payable	1,482,000
Accrued expenses	1,833,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	3,577,000
Other long-term liabilities	88,000
Cash and cash equivalents	586,000
Inventories	5,327,000
Property and equipment	408,000
Total assets	8,863,000
Income tax payable	170,000
Total liabilities	7,150,000
Net Assets	$ 1,713,000