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2. Stock Option Plan: Schedule of Stock Option Plan Activity (Details) - 6 months ended Jul. 03, 2015 - $ / shares
shares in Thousands
Total
Details  
Outstanding as of the beginning of the period 1,333
Outstanding as of the beginning of the period, weighted average exercise price $ 2.08
Granted 211
Granted, weighted average exercise price $ 0.36
Exercised  
Exercised, weighted average exercise price  
Forfeited or expired (68)
Forfeited or expired, weighted average exercise price $ 7.57
Outstanding as of the end of the period 1,476
Outstanding as of the end of the period, weighted average exercise price $ 1.58
Exercisable as of the end of the period 1,078
Exercisable as of the end of the period, weighted average exercise price $ 2.07