Cash Equivalents and Investments (Details 4) (USD $) In Thousands	Oct. 02, 2011	Dec. 31, 2010
Contractual maturities of available-for-sale debt securities
Due within one year	$ 10,211
Due in 1-5 years	40,572
Due in 5-10 years	10,826
Due after 10 years	92,110
Total	$ 153,719	$ 154,880

Total of debt securities categorized neither as held-to-maturity nor trading which are intended be sold or mature within one year from the balance sheet date or the normal operating cycle, whichever is longer.

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+ Details