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Note 9 - Other Non-current Assets (Details) - Other Non-current Assets - USD ($)
$ in Thousands
Sep. 27, 2015
Jun. 28, 2015
Other Non-current Assets [Abstract]    
Biomass foundation and feedstock, net $ 2,318 $ 2,151
Debt financing fees 1,525 1,611
Other 211 213
Total other non-current assets $ 4,054 $ 3,975