Trade Accounts Receivable (Tables)

12 Months Ended

Mar. 31, 2014

Receivables [Abstract]

Components of trade accounts receivable, net

The components of “Trade accounts receivable, net” were as follows:

	At March 31,
(in millions)	2014			2013
Accounts receivable – billed	$	739		$	796
Accounts receivable – unbilled	61			63
Other receivables	19			21
Less: Allowances	(19		)	(24		)
Trade accounts receivable, net	$	800		$	856