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Note 13 - Taxes on Income (Details) - Reconciliation Of Unrecognized Tax Benefits (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Jan. 01, 2012
Reconciliation Of Unrecognized Tax Benefits [Abstract]
Unrecognized tax benefit	$ 25,186	$ 7,736	$ 8,159
Increases related to tax positions taken during the current year	911	18,118	693
Increases related to tax positions taken during the prior years	3,938	150	250
Decreases related to tax positions taken during the prior years	(9)	(519)	(1,237)
Decreases related to settlements with taxing authorities	(1,928)	0	0
Decreases related to lapse of applicable statute of limitations	(397)	(300)	0
Changes due to foreign currency translation	(340)	1	(129)
Unrecognized tax benefit	$ 27,361	$ 25,186	$ 7,736

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Unrecognized Tax Benefits Changes Due To Foreign Currency Translation Adjustments

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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