Investments and Fair Value Measurements-AFS Realized Gains and Losses (Details 6) - USD ($) $ in Thousands	3 Months Ended
Apr. 03, 2016	Mar. 29, 2015
Gross realized gains and (losses) on sales of available-for-sale securities
Realized gains	$ 2,060	$ 2,320
Realized losses	(2,022)	(323)
Net realized gains	$ 38	$ 1,997

This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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