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Supplemental Financial Information (Schedule Of Customer Concentration of Risk) (Details) - customer | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 01, 2017 | Apr. 02, 2016 | Dec. 31, 2016
Gross Receivables |  |  |
Concentration Risk |  |  |
Concentration Risk, Number of Customers | 3 |  |
Customer Concentration Risk | Sales Revenue, Product Line | NAND Flash Products |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage | 61.00% |  |
Customer Concentration Risk | Sales Revenue, Product Line | Customer A |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage |  | 28.00% |
Customer Concentration Risk | Sales Revenue, Product Line | Customer B |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage |  | 12.00% |
Customer Concentration Risk | Sales Revenue, Product Line | Customer C |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage | 15.00% |  |
Customer Concentration Risk | Sales Revenue, Product Line | Customer D |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage | 11.00% |  |
Customer Concentration Risk | Gross Receivables |  |  |
Concentration Risk |  |  |
Concentration Risk, Number of Customers |  |  | 2
Customer Concentration Risk | Gross Receivables | Customer A |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage | 34.00% |  | 27.00%
Customer Concentration Risk | Gross Receivables | Customer B |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage | 13.00% |  | 11.00%
Customer Concentration Risk | Gross Receivables | Customer C |  |  |
Concentration Risk |  |  |
Concentration Risk, Percentage | 10.00% |  |

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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 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592 Reference 2: 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=49121117&loc=d3e13531-108611 Reference 3: 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=51801978&loc=d3e6404-108592 Reference 4: 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=49121117&loc=d3e13537-108611 + Details
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