Financial Instruments (Tables)

6 Months Ended

Sep. 30, 2012

Input Levels And Valuation Techniques For Determination Of Fair Values Of Financial Instruments

The fair values of our financial instruments were determined using the following input levels and valuation techniques:

	Fair Value Measurements at Reporting Date Using
September 30, 2012	Total		Quoted Prices in  Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Valuation Technique
	(In millions)
Assets
Cash equivalents
Money-market funds	$	182.4	$	182.4	$	—	$	—	A
United States Treasury securities		200.0		200.0		—		—	A
Short-term and long-term investments
United States Treasury securities		134.8		134.8		—		—	A
Auction rate securities		18.6		—		—		18.6	B
Mutual funds		20.7		20.7		—		—	A
Foreign currency forward contracts		5.5		—		5.5		—	A
Total	$	562.0	$	537.9	$	5.5	$	18.6
Liabilities
Foreign currency forward contracts	$	4.1	$	—	$	4.1	$	—	A
Total	$	4.1	$	—	$	4.1	$	—

Summary Of Activity In Level 3 Financial Instruments

The following table summarizes the activity in our Level 3 financial instruments (auction rate securities) for the quarters and six months ended September 30, 2012 and 2011, respectively:

	Quarter Ended September 30,						Six Months Ended September 30,
	2012			2011			2012			2011
				(In millions)
Balance at the beginning of the period	$	18.7		$	26.8		$	26.9		$	27.2
Redemption and sales of auction rate securities		—			(0.2	)		(7.6	)		(0.4	)
Change in unrealized gain (loss) included in other comprehensive income		(0.1	)		(1.0	)		(0.7	)		(1.2	)
Balance at the end of the period	$	18.6		$	25.6		$	18.6		$	25.6

Components Of Cash, Cash Equivalents And Investments

Our cash, cash equivalents and investments were comprised of the following:

	September 30, 2012						March 31, 2012
	Cash and Cash Equivalents		Short-term Investments		Long-term Investments		Cash and Cash Equivalents		Short-term Investments		Long-term Investments
	(In millions)
Measured at fair value:
Available-for-sale
United States Treasury securities	$	200.0	$	128.2	$	6.6	$	49.9	$	86.1	$	6.1
Auction rate securities		—		—		18.6		—		—		26.9
Trading
Mutual funds		—		—		20.7		—		—		19.6
Total debt and equity investments measured at fair value		200.0		128.2		45.9		49.9		86.1		52.6
Cash on hand		878.5		—		—		632.6		—		—
Certificates of deposit		50.3		—		—		45.1		—		—
Money-market funds		182.4		—		—		769.3		—		—
Total cash, cash equivalents and investments	$	1,311.2	$	128.2	$	45.9	$	1,496.9	$	86.1	$	52.6
Amounts included in accumulated other comprehensive income from available-for-sale securities (pre-tax):
Unrealized losses*	$	—	$	—	$	3.1	$	—	$	—	$	2.4

* The unrealized losses on available-for-sale securities at September 30, 2012 and March 31, 2012 relate to the auction rate securities.

Contract Maturities Of Available For Sale Investments In Debt Securities

The following summarizes the underlying contractual maturities of our available-for-sale investments in debt securities at September 30, 2012:

	Cost		Fair Value
	(In millions)
Due in one year or less	$	328.2	$	328.2
Due between one and two years		6.6		6.6
Due after ten years		21.7		18.6
Total	$	356.5	$	353.4

Notional Amounts At Contract Exchange Rates Of Foreign Currency Forward Contracts

The notional amounts at contract exchange rates of our foreign currency forward contracts outstanding were:

	Notional Amount
	September 30, 2012		March 31, 2012
	(In millions)
Foreign Currency Forward Contracts (receive United States dollar/pay foreign currency)
Euro	$	90.4	$	214.2
Australian dollar		19.8		29.9
Chinese yuan renminbi		13.9		11.7
Swiss franc		7.5		6.8
Singapore dollar		5.6		3.8
New Zealand dollar		5.0		3.4
Canadian dollar		3.8		—
South Korean won		2.9		2.6
Danish krone		2.7		3.9
Brazilian real		2.1		8.7
British pound		—		19.2
Swedish krona		—		8.2
Mexican peso		—		3.2
Other		5.0		6.4
Total	$	158.7	$	322.0

	Notional Amount
	September 30,		March 31,
	2012		2012
	(In millions)
Foreign Currency Forward Contracts (pay United States dollar/receive foreign currency)
Israeli shekel	$	146.5	$	158.2
Indian rupee		11.0		15.0
British pound		6.3		—
Other		0.5		4.8
Total	$	164.3	$	178.0

Finance Receivables Balance, Net Of Allowance, By Region And By Class Of Internal Credit Rating

At September 30, 2012, our finance receivables balance, net of allowance, by region and by class of internal credit rating was as follows:

	North America		EMEA		Asia Pacific		Latin America		Total
	(In millions)
Class 1	$	61.9	$	29.4	$	4.6	$	1.2	$	97.1
Class 2		7.8		12.8		1.8		3.9		26.3
Class 3		0.1		—		0.2		1.0		1.3
Balance at the end of the period	$	69.8	$	42.2	$	6.6	$	6.1	$	124.7