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Note 18. Financial Instruments and Fair Value Measurements (Details) - Estimated Fair Value of Financial Instruments of Current Year (USD $) In Thousands, unless otherwise specified | Sep. 29, 2013
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Assets |
Assets at fair value | $ 48,951
Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1 [Member] |
Assets |
Assets at fair value | 19,987
Commercial Paper, Not Included with Cash and Cash Equivalents [Member] |
Assets |
Assets at fair value | 19,987
Corporate Debt Securities [Member] | Fair Value, Inputs, Level 1 [Member] |
Assets |
Assets at fair value | 28,964
Corporate Debt Securities [Member] |
Assets |
Assets at fair value | $ 28,964

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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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