Fair Value Measurements (Tables)

3 Months Ended

Aug. 31, 2013

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table presents information about the Company’s financial assets and liabilities measured at fair value on a recurring basis as of August 31, 2013 and May 31, 2013, and indicates the fair value hierarchy of the valuation techniques utilized by the Company to determine such fair value.

	As of August 31, 2013
	Fair Value Measurements Using						Assets/Liabilities at Fair Value
(In millions)	Level 1		Level 2		Level 3					Balance Sheet Classification
ASSETS
Derivatives:
Foreign exchange forwards and options	$	—	$	200	$	—	$	200	(1)	Other current assets and other long-term assets
Interest rate swap contracts	—		9		—		9			Other current assets and other long-term assets
Total derivatives	—		209		—		209
Available-for-sale securities:
U.S. Treasury securities	601		—		—		601			Cash and equivalents
Commercial paper and bonds	—		559		—		559			Cash and equivalents
Money market funds	—		858		—		858			Cash and equivalents
U.S. Treasury securities	1,305		—		—		1,305			Short-term investments
U.S. Agency securities	—		392		—		392			Short-term investments
Commercial paper and bonds	—		945		—		945			Short-term investments
Non-marketable preferred stock	—		—		6		6			Other long-term assets
Total available-for-sale securities	1,906		2,754		6		4,666
TOTAL ASSETS	$	1,906	$	2,963	$	6	$	4,875
LIABILITIES
Derivatives:
Foreign exchange forwards and options	$	—	$	33	$	—	$	33	(1)	Accrued liabilities and other long-term liabilities
TOTAL LIABILITIES	$	—	$	33	$	—	$	33

(1) The Company’s derivative financial instruments are subject to master netting arrangements that allow for the offset of asset and liabilities in the event of default or early termination of the contract. The Company elects to record the gross assets and liabilities of its derivative financial instruments in the consolidated balance sheets. If the derivative financial instruments had been netted in the consolidated balance sheets, the asset and liability positions each would have been reduced by $33 million. No material amounts of collateral were received or posted on the Company’s derivative assets and liabilities as of August 31, 2013.

	As of May 31, 2013
	Fair Value Measurements Using						Assets/Liabilities at Fair Value
(In millions)	Level 1		Level 2		Level 3					Balance Sheet Classification
ASSETS
Derivatives:
Foreign exchange forwards and options	$	—	$	278	$	—	$	278	(1)	Other current assets and other long-term assets
Interest rate swap contracts	—		11		—		11			Other current assets and other long-term assets
Total derivatives	—		289		—		289
Available-for-sale securities:
U.S. Treasury securities	425		—		—		425			Cash and equivalents
U.S. Agency securities	—		20		—		20			Cash and equivalents
Commercial paper and bonds	—		1,035		—		1,035			Cash and equivalents
Money market funds	—		836		—		836			Cash and equivalents
U.S. Treasury securities	1,583		—		—		1,583			Short-term investments
U.S. Agency securities	—		401		—		401			Short-term investments
Commercial paper and bonds	—		644		—		644			Short-term investments
Non-marketable preferred stock	—		—		5		5			Other long-term assets
Total available-for-sale securities	2,008		2,936		5		4,949
TOTAL ASSETS	$	2,008	$	3,225	$	5	$	5,238
LIABILITIES
Derivatives:
Foreign exchange forwards and options	$	—	$	34	$	—	$	34	(1)	Accrued liabilities and other long-term liabilities
TOTAL LIABILITIES	$	—	$	34	$	—	$	34

(1) The Company’s derivative financial instruments are subject to master netting arrangements that allow for the offset of asset and liabilities in the event of default or early termination of the contract. The Company elects to record the gross assets and liabilities of its derivative financial instruments in the consolidated balance sheets. If the derivative financial instruments had been netted in the consolidated balance sheets, the asset and liability positions each would have been reduced by $34 million. No material amounts of collateral were received or posted on the Company’s derivative assets and liabilities as of May 31, 2013.

Available-for-sale Securities

Short-term investments classified as available-for-sale consist of the following at fair value:

	As of August 31,		As of May 31,
(In millions)	2013		2013
Available-for-sale investments:
U.S. treasury and agencies	$	1,697	$	1,984
Commercial paper and bonds	945		644
TOTAL AVAILABLE-FOR-SALE INVESTMENTS	$	2,642	$	2,628