Supplemental Statement of Cash Flows Information 1 (Details) (Notional Pooling Arrangement [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2013		Jun. 30, 2012
Notional Pooling Arrangement [Member]
Notional Pooling Arrangement [Line Items]
Total borrowing position outstanding at beginning of period	$ 136	[1]	$ 139	[1]
Borrowings	725		253
Repayments	(723)		(247)
Foreign currency exchange effect	0		(5)
Total borrowing position outstanding at end of period	$ 138	[1]	$ 140	[1]

[1] Included in “Accrued expenses and other current liabilities” in the Company’s Condensed Consolidated Balance Sheets.