Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Accounting Policies - Summary of Significant Accounting Policies (Details)

v3.7.0.1
Note 2 - Accounting Policies - Summary of Significant Accounting Policies (Details) - Sales Revenue, Net [Member] - Customer Concentration Risk [Member]
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Costco [Member]        
Concentration Risk [Line Items]        
Concentration Risk, Percentage 17.00% 25.00% 26.00% 20.00%
Amazon [Member]        
Concentration Risk [Line Items]        
Concentration Risk, Percentage 12.00% [1] [1] [1]
General Nutrition Corp [Member]        
Concentration Risk [Line Items]        
Concentration Risk, Percentage [1] 10.00% [1] 11.00%
BodyBuilding.com        
Concentration Risk [Line Items]        
Concentration Risk, Percentage [1] [1] [1] 10.00%
[1] Represents less than 10% of net revenue.