Annual report pursuant to Section 13 and 15(d)

Note 6 - Capstone Nutrition Agreements - Additional Information (Detail)

v3.6.0.2
Note 6 - Capstone Nutrition Agreements - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 02, 2015
Jun. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Nov. 07, 2016
Business Acquisition [Line Items]          
Contractual obligation     $ 6,242    
Common stock, par value     $ 0.001 $ 0.001  
Impairment of assets     $ 4,378 $ 0  
Investments, long-term     0 977  
Capstone [Member]          
Business Acquisition [Line Items]          
Contractual obligation $ 2,500        
Contribution toward Capstone Facility Build       $ 2,500  
Amortization period of expense       6 years 6 months  
Impairment of assets     $ 2,400    
I N I [Member]          
Business Acquisition [Line Items]          
Percentage ownership interest agreed to purchase 19.90%        
Investment Warrants, Exercise Price $ 0.01       $ 1.83
Aggregate enterprise value $ 200,000        
Option expiration date     Jun. 30, 2016    
Capstone cash settlement     $ 11,000    
Capstone settlement warrants     1,289,378    
Capstone settlement warrants exercise price $ 0.01       $ 1.83
Capstone settlement warrants fair value         $ 1,800
Total Capstone liabilities settled         $ 21,900
Gain on Capstone settlement     $ 9,100    
I N I [Member] | Common Class B [Member]          
Business Acquisition [Line Items]          
Common stock, par value $ 0.001        
Manufacturing Agreement [Member]          
Business Acquisition [Line Items]          
Impairment of assets   $ 1,400      
Prepaid Expenses and Other Current Assets [Member]          
Business Acquisition [Line Items]          
Prepaid expenses and other assets       $ 1,500