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Major Customers and Suppliers (Details) | 12 Months Ended
--- | ---
Dec. 28, 2013 customers | Dec. 29, 2012 customers
Customer Concentration Risk [Member] | Sales Revenue, Services, Net [Member] |  |
Concentration Risk [Line Items] |  |
Number of customers representing more than 10% of total receivables | 1 |
Percentage of customers representing 10% of total trade receivables | 11.00% |
Customer Concentration Risk [Member] | Trade Receivable |  |
Concentration Risk [Line Items] |  |
Number of customers representing more than 10% of total receivables | 2 | 4
Percentage of customers representing 10% of total trade receivables | 42.00% | 54.00%
Supplier Concentration Risk [Member] |  |
Concentration Risk [Line Items] |  |
Number of suppliers concentration risk | 3 |

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13537-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13531-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592 + Details
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