Fair Value Measurements (Tables)

3 Months Ended

Apr. 30, 2012

The following tables present financial instruments according to the fair value hierarchy as defined by the FASB’s guidance as of April 30, 2012 and January 31, 2012:

Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis as of April 30, 2012



	April 30, 2012
	Quoted Prices to Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Fair Value
	(In thousands)
Financial Assets:
Commercial paper ⁽¹⁾	$	—	$	9,384	$	—	$	9,384
Money market funds ⁽¹⁾	190,734		—		—		190,734
Derivative assets	—		1,194		—		1,194
	$	190,734	$	10,578	$	—	$	201,312
Financial Liabilities:
Derivative liabilities	$	—	$	33	$	—	$	33
Contingent consideration liability for business combination	—		—		33,900		33,900
	$	—	$	33	$	33,900	$	33,933

Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis as of January 31, 2012



	January 31, 2012
	Quoted Prices to Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Fair Value
	(In thousands)
Financial Assets:
Commercial paper ⁽¹⁾	$	—	$	9,383	$	—	$	9,383
Money market funds ⁽¹⁾	207,950		—		—		207,950
Auction rate securities	—		—		272		272
Derivative assets	—		1,404		—		1,404
	$	207,950	$	10,787	$	272	$	219,009
Financial Liabilities:
Derivative liabilities	$	—	$	530	$	—	$	530
Contingent consideration liability for business combination	—		—		38,646		38,646
	$	—	$	530	$	38,646	$	39,176

(1)

As of April 30, 2012, $198.0 million of commercial paper and money market funds were classified in “Cash and cash equivalents” and $2.1 million of money market funds were classified in “Restricted cash and bank time deposits” within the condensed consolidated balance sheets. As of January 31, 2012, $215.2 million of commercial paper and money market funds were classified in “Cash and cash equivalents” and $2.1 million of money market funds were classified in “Restricted cash and bank time deposits” within the condensed consolidated balance sheets.

Schedule Of Changes In The Fair Value Of The Level 3 Financial Assets And Liabilities

The following table is a summary of changes in the fair value of the Level 3 financial assets and liabilities, during the three months ended April 30, 2012 and 2011:



	Level 3 Financial Assets and Liabilities
	Three Months Ended April 30,
	2012						2011
	Asset			Liability			Asset			Liability
	(In thousands)
Beginning balance	$	272		$	38,646		$	73,163		$	3,686
Sales and redemptions	(394		)	—			(200		)	—
Change in realized and unrealized gains included in other expense, net	156			—			95			—
Change in unrealized losses included in other comprehensive income	(34		)	—			96			—
Contingent consideration liability recorded for business combination	—			—			—			904
Payments of contingent consideration	—			(1,750		)	—			(2,000		)
Change in fair value recorded in operating expenses	—			(2,996		)	31			2,023
Ending balance	$	—		$	33,900		$	73,185		$	4,613