Note 4 - Investments (Tables)

12 Months Ended

Dec. 31, 2015

Equity Method Investments [Member]

Notes Tables

Equity Method Investments [Table Text Block]

	Carrying Value
At December 31, (in thousands)	201 5		201 4
NKD Enterprises, LLC	$	107	$	913

Equity Method Investments [Table Text Block]

As of and for the year ended December 31 , (in thousands)	201 5			201 4
Revenues	$	1,878		$	1,782
Operating loss		(58	)		(2	)
Net loss		(58	)		(2	)

As of and for the year ended December 31, (in thousands)	201 5		201 4
Current assets	$	133	$	260
Non-current assets		3,004		3,004
Current liabilities		260		328
Stockholders’ equity		2,877		2,936