Note 7 - Investments - Related Parties - Investments in AVLP (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Balance	$ 90
Balance	1,036
Avalanche International Corp. [Member]
Balance
Investment in convertible promissory notes of AVLP - Gross	997
Original issue discount	(47)
Accretion of discount	2
Investment in convertible promissory note of AVLP - Net	952
Investment in common stock of AVLP	84
Balance	$ 1,036