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Significant Accounting Policies (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 02, 2016 | Jan. 03, 2015
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Recycling contract, net | $ 20 | $ 100
Trade receivables |  |
Trade Receivable Period to be Recognized as Past Due Minimum | 90 days |
Accounts receivable, allowance | $ 73 | 106
Advertising Expense | 1,822 | 1,905
Restricted cash | $ 500 | 0
Software development costs |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
2014 |  | 100
2015 |  | 64
2016 |  | 20
Recycling contract, net |  | $ 184

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