Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Details)

v2.4.1.9
Significant Accounting Policies (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jan. 03, 2015
Dec. 28, 2013
Acquired Finite-Lived Intangible Assets [Line Items]    
2014 $ 80us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths  
2015 20us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
Recycling contract, net 100us-gaap_FiniteLivedIntangibleAssetsNet 179us-gaap_FiniteLivedIntangibleAssetsNet
Trade receivables    
Trade Receivable Period to be Recognized as Past Due Minimum 90 days  
Accounts receivable, allowance 106us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent 27us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Advertising Expense 1,905us-gaap_AdvertisingExpense 2,092us-gaap_AdvertisingExpense
Restricted cash 0us-gaap_RestrictedCashAndCashEquivalents 500us-gaap_RestrictedCashAndCashEquivalents
Software development costs    
Acquired Finite-Lived Intangible Assets [Line Items]    
2014 97us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
 
2015 61us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
 
2016 25us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
 
Recycling contract, net $ 183us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember