Derivative Instruments And Hedging Activities (Tables)

6 Months Ended

Apr. 27, 2013

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule Of Net Gains (Losses) Related To The Effective Portion Of Foreign Currency Derivatives

Net gains (losses) relating to the effective portion of foreign currency derivatives recorded in the condensed consolidated statements of income are as follows (in thousands):

	Three Months Ended						Six Months Ended
	April 27, 2013			April 28, 2012			April 27, 2013		April 28, 2012
Cost of revenues	$	(4	)	$	(217	)	$	29	$	(412	)
Research and development	60			(181		)	55		(346		)
Sales and marketing	(24		)	(1,321		)	142		(2,384		)
General and administrative	(3		)	(90		)	5		(165		)
Total	$	29		$	(1,809	)	$	231	$	(3,307	)

Schedule Of Total Gross Notional Amounts, Presented By Currency

Total gross notional amounts, presented by currency, are as follows (in thousands):

	Derivatives Designated as Hedging Instruments				Derivatives Not Designated as Hedging Instruments
In United States dollars	As of April 27, 2013		As of October 27, 2012		As of April 27, 2013		As of October 27, 2012
Euro	$	38,039	$	43,357	$	—	$	—
British pound	14,819		20,499		—		—
Indian rupee	21,607		16,046		—		—
Singapore dollar	8,849		12,918		—		—
Japanese yen	12,700		3,776		6,398		12,068
Swiss franc	6,325		8,575		—		—
Total	$	102,339	$	105,171	$	6,398	$	12,068