Financial Assets and Liabilities (Tables)

9 Months Ended

Jul. 31, 2015

Financial Assets And Liabilities [Abstract]

Summary of Available-for-Sale Securities

During the first quarter of fiscal 2015, the Company made investments in available-for-sale securities. As of July 31, 2015, the balances of these investments are:

	Cost		Gross Unrealized Gains		Gross Unrealized Losses Less Than 12 Months			Gross Unrealized Losses 12 Months or Longer		Estimated Fair Value(1)
	(in thousands)
Cash equivalents:
Money market funds	$	357,485	$	—	$	—		$	—	$	357,485
Commercial paper	2,348		—		—			—		2,348
Total:	359,833		—		—			—		359,833
Short-term investments:
U.S. government agency securities	16,605		4		(2		)	—		16,607
Municipal bonds	1,403		2		—			—		1,405
Certificates of deposit	7,800		—		—			—		7,800
Commercial paper	10,287		—		—			—		10,287
Corporate debt securities	70,451		11		(22		)	—		70,440
Asset-backed securities	29,961		5		(9		)	—		29,957
Total:	136,507		22		(33		)	—		136,496

(1) See Note 6. Fair Value Measures for further discussion on fair values of cash equivalents and short-term investments.

Maturities of Available-for-Sale securities

As of July 31, 2015, the stated maturities of the Company's short-term investments are:

	Amortized Cost		Fair Value
	(in thousands)
Due in 1 year or less	$	78,364	$	78,364
Due in 2-5 years	58,037		58,026
Due in 6-10 years	106		106
Total	$	136,507	$	136,496

Effects on Changes in Fair Values of Non-Designated Forward Contracts

The effects of the changes in the fair values of non-designated forward contracts are summarized as follows:

	Three Months Ended   July 31,						Nine Months Ended   July 31,
	2015			2014			2015			2014
	(in thousands)
Gain (loss) recorded in other income (expense), net	$	(1,409	)	$	(53	)	$	(4,402	)	$	(667	)

Notional Amounts of Derivative Instruments

The notional amounts in the table below for derivative instruments provide one measure of the transaction volume outstanding:

	As of July 31, 2015			As of October 31, 2014
	(in thousands)
Total gross notional amount	$	639,416		$	793,937
Net fair value	$	(501	)	$	(2,455	)

Fair Values of Derivative Instrument Designated and Non-Designated as Hedging Instruments in Balance Sheet

The following represents the unaudited condensed consolidated balance sheet location and amount of derivative instrument fair values segregated between designated and non-designated hedge instruments:

	Fair values of derivative instruments designated as hedging instruments		Fair values of derivative instruments not designated as hedging instruments
	(in thousands)
As of July 31, 2015
Other current assets	$	11,306	$	557
Accrued liabilities	$	12,329	$	34
As of October 31, 2014
Other current assets	$	9,299	$	1
Accrued liabilities	$	11,656	$	99

Income Statement Location and Amount of Gains and Losses on Derivative Instrument Fair Values for Designated Hedge Instruments, Net of Tax

The following table represents the unaudited condensed consolidated statement of operations location and amount of gains and losses on derivative instrument fair values for designated hedge instruments, net of tax:

	Location of gain (loss) recognized in OCI on derivatives	Amount of gain (loss) recognized in OCI on derivatives (effective portion)			Location of gain (loss) reclassified from OCI	Amount of gain (loss) reclassified from OCI (effective portion)
	(in thousands)
Three months ended   July 31, 2015
Foreign exchange contracts	Revenue	$	1,994		Revenue	$	4,005
Foreign exchange contracts	Operating expenses	(1,356		)	Operating expenses	(6,395		)
Total		$	638			$	(2,390	)
Three months ended   July 31, 2014
Foreign exchange contracts	Revenue	$	(40	)	Revenue	$	1,563
Foreign exchange contracts	Operating expenses	(815		)	Operating expenses	977
Total		$	(855	)		$	2,540
Nine months ended   July 31, 2015
Foreign exchange contracts	Revenue	$	5,334		Revenue	$	6,411
Foreign exchange contracts	Operating expenses	(18,855		)	Operating expenses	(16,228		)
Total		$	(13,521	)		$	(9,817	)
Nine months ended   July 31, 2014
Foreign exchange contracts	Revenue	$	3,324		Revenue	$	3,237
Foreign exchange contracts	Operating expenses	(1,707		)	Operating expenses	1,736
Total		$	1,617			$	4,973

Ineffective Portion and Portion Excluded from Effectiveness Testing of Derivative Hedge Gains (Losses)

The following table represents the ineffective portions and portions excluded from effectiveness testing of the hedge gains (losses) for derivative instruments designated as hedging instruments, which are recorded in other income (expense), net:

Foreign exchange contracts	Amount of gain (loss) recognized in income statement on derivatives (ineffective portion)(1)		Amount of gain (loss) recognized in income statement on derivatives (excluded from effectiveness testing)(2)
	(in thousands)
For the three months ended July 31, 2015	$	122	$	1,189
For the three months ended July 31, 2014	$	24	$	548
For the nine months ended July 31, 2015	$	822	$	3,495
For the nine months ended July 31, 2014	$	57	$	2,950

(1) The ineffective portion includes forecast inaccuracies.

(2) The portion excluded from effectiveness testing includes the discount earned or premium paid for the contracts.